| vision |
The ability to see; in the context, it refers to the unique way animals perceive their environment. |
视力; 视觉 |
The fiddler crab’s vision allows it to see 360 degrees around itself. |
| play around |
To consider or experiment with ideas in a casual or non-serious manner. |
玩玩/探索（这个想法） |
The professor wants to play around with the idea of how vision affects behavior. |
| visual perception |
The ability to interpret the surrounding environment through light in the visible spectrum. |
视觉感知 |
Fiddler crabs’ visual perception significantly influences their behavior. |
| profound |
Very great or intense; deeply significant. |
深刻的 |
The difference in visual perception has a profound effect on animal behavior. |
| behave |
To act in a particular way. |
表现; 行为 |
Understanding how animals behave requires considering their perceptual differences. |
| interpreting |
To explain the meaning of something; understanding in a particular way. |
解释; 理解 |
Interpreting the behavior of fiddler crabs requires understanding their unique vision. |
| perspective |
A particular attitude towards something; a way of regarding situations. |
观点; 看法 |
Our perspective on animal behavior may be biased without considering perceptual differences. |
| current |
Existing in the present time. |
当前的 |
The current theories on animal behavior might not account for perceptual variations. |
| theories |
Systematic ideas intended to explain something. |
理论 |
Theories that overlook perceptual differences may not fully explain animal behavior. |
| perceptual |
Relating to the ability to interpret information from the senses. |
感知的 |
Perceptual differences are crucial in understanding how animals interact with their environment. |
| take into account |
To consider something along with other factors. |
考虑到 |
The study takes into account the fiddler crab’s unique vision when examining its behavior. |
| biased |
Unfairly prejudiced for or against someone or something. |
有偏见的 |
Our interpretations of animal behavior may be biased if we ignore their perceptual world. |
| compound eyes |
Eyes made up of numerous small visual units, common in insects and some crustaceans. |
复眼 |
The fiddler crab has compound eyes, giving it a panoramic view of its surroundings. |
| object |
Anything that is visible or tangible. |
物体 |
In the experiment, a cylinder was used as an object to test the crab’s response. |
| brought up |
Mentioned or introduced a topic for discussion. |
提出 |
Jack brought up the topic of insects with compound eyes in the last class. |
| observe |
To watch carefully the way something happens or the way someone does something. |
观察 |
Researchers observe fiddler crabs in their natural habitat to study their behavior. |
| mudflats |
Flat areas of muddy land that are covered and uncovered by the rise and fall of the tide. |
泥滩 |
Fiddler crabs live on mudflats, which influences their territorial behavior. |
| limited |
Restricted in size, amount, or extent. |
有限的 |
Fiddler crabs have a limited territory, rarely venturing far from their mudflat homes. |
| territory |
An area of land under the jurisdiction of a ruler or state; an animal’s home range. |
领土; 地盘 |
The mudflat is the fiddler crab’s territory, where it spends most of its life. |
| rarely |
Not often; infrequently. |
很少 |
Fiddler crabs rarely leave their specific mudflat territory. |
| stalk |
The main stem of a plant; in this context, refers to the elongated support structure for the crab’s eyes. |
柄; 茎 |
The fiddler crab’s eyes are located on stalks, allowing for a wide range of vision. |
| panoramic visual field |
A wide and unobstructed view of an extensive area in all directions. |
全景视野 |
The stalks give the fiddler crab a panoramic visual field, essential for spotting predators. |
| feature |
A distinctive attribute or aspect of something. |
特征 |
A unique feature of the fiddler crab’s vision is its sharpness on the periphery. |
| sharpest |
Having the most acute precision, clarity, or focus. |
最清晰的 |
The sharpest part of the crab’s vision is on the edges of its visual field. |
| periphery |
The outer limits or edge of an area or object. |
外围 |
The crab’s vision is sharpest on the periphery, helping it distinguish between friend and foe. |
| edge |
The outside limit of an object, area, or surface. |
边缘 |
On the edge of its visual field, the fiddler crab can make fine distinctions between objects. |
| distinctions |
Differences or contrasts between similar things or people. |
区别 |
The crab makes distinctions between a rival and a mate on the periphery of its vision. |
| rival |
A person or thing competing with another for the same objective or for superiority in the same field. |
竞争对手 |
The fiddler crab must identify rivals to defend its territory. |
| mate |
A partner; in the context of animals, it refers to a member of the opposite sex with which an individual reproduces. |
伴侣 |
Identifying a mate is crucial for the fiddler crab’s reproduction. |
| blurry |
Not clear or distinct; hazy. |
模糊的 |
The center of the fiddler crab’s visual field is blurry, making it difficult to see details. |
| spot |
To notice or identify something, often because of its distinctive appearance. |
发现 |
The crab spots predators more easily on the periphery of its vision. |
| predator |
An animal that naturally preys on others. |
捕食者 |
Birds are typically predators of the fiddler crab, a fact that shapes its defensive behavior. |
| typically |
In a way that is usual for a particular person, group, or situation. |
通常 |
Fiddler crabs typically react to overhead threats by seeking shelter. |
| defend |
To protect from harm or danger. |
防御 |
The crab must constantly be ready to defend itself from predators. |
| assumed |
Supposed or believed to be the case. |
被认为 |
In the fiddler crab’s world, everything in the sky is assumed to be a predator. |
| turns out |
To happen in a particular way or to have a particular result, especially an unexpected one. |
结果是 |
It turns out that what seems like a disadvantage, blurry vision, is an advantage for the crab. |
| simplifies |
Makes something less complex or complicated. |
简化 |
The crab’s blurry vision simplifies its response to potential threats, aiding its survival. |
| cylinder |
A solid geometric figure with straight parallel sides and a circular or oval cross section. |
圆柱体 |
Researchers used a cylinder to test how fiddler crabs perceive objects in their environment. |
| inhabited |
Occupied, lived in. |
有人居住的 |
The mudflats inhabited by fiddler crabs become a natural laboratory for behavioral studies. |
| treated |
Behaved toward or dealt with in a certain way. |
把…看作；把…视为 |
The crabs treated the cylinder on the ground as if it were another crab. |
| ignoring |
Paying no attention to. |
忽略 |
The crabs are capable of ignoring objects that do not pose a threat. |
| size up |
Assessing or evaluating. |
判断 |
Crabs were observed sizing up the cylinder as a potential mate or rival. |
| tossed up |
Thrown into the air. |
投掷到空中 |
When the cylinder was tossed up in the air, the crabs perceived it as a threat. |
| burrows |
Holes or tunnels dug by animals as a habitat or for shelter. |
洞穴 |
Threatened fiddler crabs run for the safety of their burrows. |
| affected |
Influenced or made an impact on. |
影响了 |
The crab’s behavior is significantly affected by its vision, as demonstrated in experiments. |