Crab is a common crustacean known for its pincers and sideways walk.
Word in 30 Seconds
- A crustacean with a hard shell and large pincers.
- Commonly eaten as a popular seafood delicacy.
- Known for its unique sideways walking movement.
1) 概述：螃蟹属于节肢动物门甲壳纲，拥有横向行走的独特步态。它们种类繁多，包括生活在海里的海蟹和生活在淡水里的河蟹（如大闸蟹）。
2) 用法：作为名词，它常用于描述生物分类或作为食物名称。在句子中，它可以作为主语、宾语或定语。例如：“我喜欢吃螃蟹”或“螃蟹在沙滩上爬”。
3) 常见语境：在餐饮文化中，螃蟹常与“清蒸”、“大闸蟹”、“蟹黄”等词汇搭配。在描述动作时，常与“横着走”、“爬行”等动词连用。
4) 近义词辨析：与“虾”相比，螃蟹体型更扁平且有大钳子。与“甲壳类”相比，螃蟹是更具体的物种名称。
Examples
我最喜欢吃清蒸螃蟹。
everydayI like eating steamed crab the most.
该物种属于甲壳纲螃蟹类。
formalThis species belongs to the crustacean crab family.
看，那只螃蟹在横着走！
informalLook, that crab is walking sideways!
螃蟹的生物学特征对其生存至关重要。
academicThe biological characteristics of crabs are crucial to their survival.
Common Collocations
Common Phrases
横行霸道
Act like a bully (literally: walk sideways and dominate)
大闸蟹
Hairy crab
死螃蟹
Dead crab
Often Confused With
Shrimp have long, slender bodies and are usually smaller than crabs. Crabs have a wide, flat shell and large pincers.
Grammar Patterns
How to Use It
Usage Notes
The word '螃蟹' is used in both culinary and biological contexts. It is a neutral noun. In informal speech, it can sometimes refer to someone acting unreasonably. It is a very common word in daily life.
Common Mistakes
Beginners sometimes mispronounce the tones. Some confuse it with other crustaceans like lobsters. Remember that it is a specific term for crabs only.
Tips
Remember the sideways motion
Visualize the crab moving sideways to remember its unique biological characteristic. This movement is often used in metaphors.
Mind the sharp pincers
Be careful when handling live crabs because their pincers can cause painful pinches. Always hold them from the back.
Crab as a seasonal delicacy
In Chinese culture, eating hairy crabs in autumn is a significant culinary tradition. It is often associated with family gatherings.
Word Origin
The character '螃' relates to the crab's shell, while '蟹' is the generic term for the animal. Historically, it has been a staple in coastal and riverine diets in China.
Cultural Context
Crabs hold a special place in Chinese food culture, especially during the Mid-Autumn Festival. They symbolize wealth and prosperity in some folk beliefs.
Memory Tip
Think of the shell as a 'shield' (壳) and the movement as 'sideways' (横). A crab is a creature that wears a shield and walks sideways.
Frequently Asked Questions
4 questions这是因为螃蟹的腿部关节结构和肌肉分布决定了它们向侧面移动最省力、最灵活。这并不是因为它们想横行霸道，而是纯粹的生理结构使然。
是的，螃蟹属于变温动物，其体温会随着周围水温的变化而改变。因此，它们对环境温度的适应性很强。
中医认为螃蟹性寒，因此通常建议搭配姜丝和醋一起食用以中和寒气。此外，患有某些过敏或肠胃疾病的人应谨慎食用。
大闸蟹是螃蟹的一种，特指中华绒螯蟹。螃蟹是一个泛指所有蟹类的大概念，而大闸蟹则是其中特定品种的名称。
Test Yourself
秋天是吃___的最佳季节。
根据常识，秋季是品尝螃蟹的季节。
螃蟹通常如何行走？
螃蟹因其关节结构，习惯横向移动。
在/爬/沙滩/螃蟹/上
符合中文主谓宾结构。
Score: /3
Summary
Crab is a common crustacean known for its pincers and sideways walk.
- A crustacean with a hard shell and large pincers.
- Commonly eaten as a popular seafood delicacy.
- Known for its unique sideways walking movement.
Remember the sideways motion
Visualize the crab moving sideways to remember its unique biological characteristic. This movement is often used in metaphors.
Mind the sharp pincers
Be careful when handling live crabs because their pincers can cause painful pinches. Always hold them from the back.
Crab as a seasonal delicacy
In Chinese culture, eating hairy crabs in autumn is a significant culinary tradition. It is often associated with family gatherings.
Examples
4 of 4我最喜欢吃清蒸螃蟹。
I like eating steamed crab the most.
该物种属于甲壳纲螃蟹类。
This species belongs to the crustacean crab family.
看，那只螃蟹在横着走！
Look, that crab is walking sideways!
螃蟹的生物学特征对其生存至关重要。
The biological characteristics of crabs are crucial to their survival.
Related Content
This Word in Other Languages
Related Vocabulary
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种类
A1Species; kind; type of animal.
兔子
A1Rabbit; a small furry mammal with long ears and a short fluffy tail.
蚂蚁
A1Ant; a small insect, typically living in organized colonies.
蜜蜂
A1Bee; a stinging winged insect that produces honey and wax.
蝴蝶
A1Butterfly; an insect with large, often brightly colored wings.
苍蝇
A1Fly (insect); a common two-winged insect, often considered a pest.
青蛙
A1Frog; a tailless amphibian with a short squat body and long hind legs.
跳过
A1To jump over; clear (an obstacle) by jumping.
失去
A1To lose (a pet); no longer have.
爬行
A1To crawl; move along on the hands and knees or with the body close to the ground.
