| unanimous | 
      In complete agreement | 
      一致的 | 
      The decision was unanimous. | 
    
    
      | cold-blooded | 
      Not able to regulate body temperature internally | 
      冷血的 | 
      Snakes are cold-blooded creatures. | 
    
    
      | creatures | 
      Living beings, animals | 
      生物 | 
      The forest was full of mysterious creatures. | 
    
    
      | warm-blooded | 
      Able to regulate body temperature internally | 
      温血的 | 
      Humans are warm-blooded animals. | 
    
    
      | imprecise | 
      Not exact or accurate | 
      不精确的 | 
      The directions were imprecise. | 
    
    
      | terms | 
      Words or expressions | 
      术语 | 
      These terms are frequently used in biology. | 
    
    
      | inaccurate | 
      Not correct or precise | 
      不准确的 | 
      The forecast was inaccurate. | 
    
    
      | for the sake of | 
      For the purpose of | 
      为了 | 
      For the sake of consistency, let’s keep the same format. | 
    
    
      | consistency | 
      Being uniform, steady or the same throughout | 
      一致性 | 
      The consistency in the data is notable. | 
    
    
      | technically | 
      According to the exact meaning; strictly | 
      根据确切意义地;严格按照事实地 | 
      Technically, tomatoes are fruits. | 
    
    
      | metabolism | 
      The chemical processes within an organism to maintain life | 
      新陈代谢 | 
      A high metabolism helps in burning calories. | 
    
    
      | relatively | 
      In comparison to other things | 
      相对地 | 
      It’s relatively easy to learn. | 
    
    
      | generally | 
      Usually, or in most situations | 
      通常 | 
      Generally, it’s a safe area. | 
    
    
      | constant | 
      Unchanging, steady | 
      恒定的 | 
      The room temperature is kept constant. | 
    
    
      | temperature | 
      The degree of heat present in a substance or object | 
      温度 | 
      The temperature outside is freezing. | 
    
    
      | generate | 
      Produce or create | 
      产生 | 
      The project will generate a lot of jobs. | 
    
    
      | heat | 
      The quality of being hot | 
      热 | 
      The heat in the desert is intense. | 
    
    
      | whereas | 
      While on the contrary | 
      然而 | 
      Cats are independent, whereas dogs are more social. | 
    
    
      | rely on | 
      Depend on; trust in | 
      依赖 | 
      He relies on his intuition. | 
    
    
      | primarily | 
      Mainly; for the most part | 
      主要是 | 
      The report is primarily focused on renewable energy. | 
    
    
      | regulate | 
      Control or maintain something to a standard | 
      调节 | 
      It’s important to regulate your sleep schedule. | 
    
    
      | vary | 
      Differ or change | 
      变化 | 
      Prices can vary widely. | 
    
    
      | depending on | 
      Based on; conditional | 
      根据 | 
      Success depends on effort. | 
    
    
      | surrounding | 
      The area around something | 
      周围 | 
      The surrounding landscape is breathtaking. | 
    
    
      | mammals | 
      Warm-blooded vertebrates that nurse their young with milk | 
      哺乳动物 | 
      Whales are the largest mammals. | 
    
    
      | say | 
      For example | 
      比如说 | 
      Say, if you were to choose, which would you prefer? | 
    
    
      | basking | 
      Exposing oneself to warmth and light, typically from the sun | 
      晒太阳 | 
      The cat was basking in the afternoon sun. | 
    
    
      | characteristic feature | 
      A distinguishing quality or attribute | 
      特征 | 
      The characteristic feature of a koala is its large nose. | 
    
    
      | resemble | 
      To look like or be similar to | 
      类似于 | 
      He resembles his father. | 
    
    
      | reptiles | 
      Cold-blooded vertebrates typically laying eggs and having a scaly skin | 
      爬行动物 | 
      Snakes and lizards are common reptiles. | 
    
    
      | in fact | 
      Actually, in reality | 
      事实上 | 
      In fact, it’s not as hard as it seems. | 
    
    
      | a variety of | 
      Different kinds or types | 
      各种各样的 | 
      There are a variety of solutions to this problem. | 
    
    
      | range | 
      The scope or extent | 
      范围 | 
      The topics range from history to science. | 
    
    
      | got on this bandwagon | 
      Joined a growing movement in support of something | 
      加入这一潮流 | 
      Many companies have got on this bandwagon of sustainability. | 
    
    
      | Among | 
      In the company of; surrounded by | 
      在…之中 | 
      Among the options, this one is the best. | 
    
    
      | that the | 
      Indicating a specific detail or condition | 
      以致于 | 
      He was so busy that he forgot the meeting. | 
    
    
      | apart from | 
      Besides; excluding | 
      除了 | 
      Apart from the minor issues, the event was a success. | 
    
    
      | insulator | 
      A substance that does not easily allow the passage of heat or sound | 
      绝缘体 | 
      Wool is a natural insulator. | 
    
    
      | preserve | 
      Maintain something in its original or existing state | 
      保持 | 
      The museum preserves historical artifacts. | 
    
    
      | by analogy | 
      Making a comparison to show similarity | 
      通过类比 | 
      By analogy, the human brain works like a computer. | 
    
    
      | insulation | 
      The material or process of preventing heat, sound, or electricity from escaping | 
      绝缘 | 
      Good insulation is crucial for energy efficiency. | 
    
    
      | remains | 
      The parts left over from something | 
      遗迹 | 
      The remains of the ancient city were discovered. | 
    
    
      | latitudes | 
      The angular distance of a place north or south of the earth’s equator | 
      纬度 | 
      Plants at different latitudes have adapted to various amounts of sunlight. | 
    
    
      | arctic climates | 
      Extremely cold climates typical of the Arctic regions | 
      北极气候 | 
      Arctic climates are challenging for most plants and animals. | 
    
    
      | anatomy | 
      The structure of living things | 
      解剖学 | 
      The anatomy of birds is specialized for flight. | 
    
    
      | similarities | 
      The state of being similar | 
      相似性 | 
      The similarities between the two paintings are striking. | 
    
    
      | That goes for | 
      That is also true for | 
      适用于 | 
      That goes for everyone here. | 
    
    
      | primates | 
      A group of mammals that includes humans and monkeys | 
      灵长类动物 | 
      Primates are known for their complex behaviors. | 
    
    
      | ostrich | 
      A large, flightless bird | 
      鸵鸟 | 
      The ostrich is the world’s largest bird. | 
    
    
      | upright posture | 
      Standing or sitting straight up | 
      直立姿势 | 
      Maintaining an upright posture is important for your back. | 
    
    
      | proponent | 
      A person who advocates for something | 
      支持者 | 
      He is a proponent of renewable energy. | 
    
    
      | Coincidence | 
      A situation in which events happen at the same time in a way that is not planned or expected | 
      巧合 | 
      It’s just a coincidence that we wore the same outfit. | 
    
    
      | lacked | 
      Was without | 
      缺乏 | 
      The proposal lacked detail. | 
    
    
      | significant | 
      Important; of consequence | 
      重要的 | 
      The discovery was significant for the field of genetics. | 
    
    
      | complicated | 
      Not simple or easy; involving many different parts | 
      复杂的 | 
      The instructions were too complicated. | 
    
    
      | nasal cavity | 
      The large air-filled space behind the nose | 
      鼻腔 | 
      The nasal cavity plays a key role in breathing. | 
    
    
      | line | 
      Covered or marked with lines | 
      (在某物的内部)形成 | 
      They are lined with soft tissue. | 
    
    
      | soft tissue | 
      The softer parts of the body, not including bones and cartilage | 
      软组织 | 
      Soft tissue injuries can be quite painful. | 
    
    
      | curlicue | 
      A decorative curl or twist | 
      卷曲图案 | 
      The ironwork had intricate curlicues. | 
    
    
      | passages | 
      Paths or channels through which something can pass | 
      通道 | 
      The narrow passages twisted and turned. | 
    
    
      | lungs | 
      The two respiratory organs in the chest of vertebrates | 
      肺 | 
      The lungs are essential for breathing. | 
    
    
      | receiving | 
      Getting or being given something | 
      接收 | 
      He was receiving messages all day. | 
    
    
      | disturb | 
      To disrupt the normal condition or functioning of something | 
      扰乱 | 
      Loud noises can disturb wildlife. | 
    
    
      | internal | 
      Located on the inside | 
      内部的 | 
      The internal mechanism was faulty. | 
    
    
      | mechanism | 
      A system of parts working together in a machine or an organism | 
      机制 | 
      The clock’s mechanism is complex. | 
    
    
      | vital | 
      Essential for life or important | 
      至关重要的 | 
      Water is a vital resource. |