invertebrate
An invertebrate is an animal that does not have a backbone or a skeleton inside its body. This group includes many common animals like insects, spiders, worms, and crabs.
例句
3 / 5An ant is a small invertebrate that can carry heavy things.
An ant is a small invertebrate that can carry heavy things.
The researchers are documenting every marine invertebrate found in the reef.
The researchers are documenting every marine invertebrate found in the reef.
I saw a cool invertebrate, some kind of snail, in the garden today.
I saw a cool invertebrate, some kind of snail, in the garden today.
词族
记忆技巧
Look at the prefix 'In-'. In English, 'In-' often means 'No'. So, 'Invertebrate' means 'No vertebrae' (No backbone).
快速测验
A jellyfish is an ____ because it does not have a backbone.
正确!
正确答案是: invertebrate
例句
An ant is a small invertebrate that can carry heavy things.
everydayAn ant is a small invertebrate that can carry heavy things.
The researchers are documenting every marine invertebrate found in the reef.
formalThe researchers are documenting every marine invertebrate found in the reef.
I saw a cool invertebrate, some kind of snail, in the garden today.
informalI saw a cool invertebrate, some kind of snail, in the garden today.
Invertebrate biology provides essential insights into the evolution of complex life forms.
academicInvertebrate biology provides essential insights into the evolution of complex life forms.
Our laboratory supplies high-quality invertebrate samples for educational purposes.
businessOur laboratory supplies high-quality invertebrate samples for educational purposes.
词族
常见搭配
常用短语
invertebrate zoology
the study of animals without backbones
spineless invertebrate
an animal with no spine (sometimes used as an insult for a person)
marine invertebrate life
animals without backbones living in the sea
容易混淆的词
A vertebrate has a backbone, while an invertebrate does not.
All insects are invertebrates, but not all invertebrates (like octopuses) are insects.
使用说明
Use this word when talking about biological classifications of animals. While it sounds scientific, it is common when discussing nature, gardening, or the ocean.
常见错误
Many learners think that only small bugs are invertebrates, but large animals like the giant squid are also invertebrates.
记忆技巧
Look at the prefix 'In-'. In English, 'In-' often means 'No'. So, 'Invertebrate' means 'No vertebrae' (No backbone).
词源
From the Latin 'in-' (not) and 'vertebratus' (having joints or a backbone).
语法模式
快速测验
A jellyfish is an ____ because it does not have a backbone.
正确!
正确答案是: invertebrate
更多nature词汇
rainforest
A1A thick forest in a tropical area that receives a large amount of rain throughout the year. It is a dense habitat known for having many different types of plants and animals.
tundra
A1A large, flat area of land in very cold parts of the world, such as the Arctic. In this area, the ground is frozen and there are no trees, only small plants like moss.
wetland
A1A wetland is an area of land that is always wet or covered with shallow water. It is a very important place where many different plants and animals, like birds and frogs, live.
coral reef
A1A coral reef is a large underwater structure made from the skeletons of small sea animals called corals. They are usually found in warm, shallow parts of the ocean and provide a home for many types of fish.
vegetation
A1Vegetation refers to all the plants and trees that grow in a particular area. It is used to describe the green cover of the earth, like forests or grass.
foliage
A1Foliage refers to the leaves of a plant or tree, considered as a group. It is often used to describe the overall appearance and mass of greenery in a landscape or forest.
canopy
A1A canopy is a cover that hangs over something, like a bed or a seat, to provide shade or protection. In nature, it is the top layer of a forest where the branches and leaves of tall trees meet to form a roof.
photosynthesis
A1Photosynthesis is the natural process that green plants use to make their own food. They use sunlight, water, and carbon dioxide to create energy and release oxygen into the air.
pollination
A1Pollination is the process of moving pollen from one flower to another to help plants make seeds and fruit. This is usually done by insects like bees or by the wind.
seedling
A1A seedling is a very young plant that has just started to grow from a seed. It usually has a small green stem and its first few tiny leaves.
评论 (0)
登录后评论免费开始学习语言
免费开始学习