Definition
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外壳
wàiké
外壳是指生物或物体的外部保护层,通常是坚硬的,起到保护内部的作用。
A shell refers to the outer protective layer of a living organism or object, usually hard, serving to protect the interior.
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海龟的外壳非常坚硬,可以保护它免受捕食者的攻击。
Hǎi guī de wàiké fēicháng jiānyìng, kěyǐ bǎohù tā miǎn shòu bǔshí zhě de gōngjī.
The shell of a sea turtle is very hard, protecting it from predators.
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我在海滩上捡到了一只漂亮的贝壳,它的外壳色彩斑斓。
Wǒ zài hǎitān shàng jiǎndào le yī zhī piàoliang de bèiké, tā de wàiké sècǎi bānlán.
I found a beautiful shell on the beach; its shell is colorful.
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许多昆虫的外壳都具有防御功能,能够抵御外界的伤害。
Xǔduō kūnchóng de wàiké dōu jùyǒu fángyù gōngnéng, nénggòu dǐyù wàijiè de shānghài.
Many insects have shells that provide defensive functions, able to withstand external harm.