名词
中文翻译：Unknown
同义词：
['ribbed shell', 'shell with ribs例句：1. The turtle has a shell with ribs that protects it from predators.（这只乌龟有一个带肋骨的壳，用来保护自己免受捕食者的伤害。）']
例句：
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1. The turtle has a shell with ribs that protects it from predators.
这只乌龟有一个带肋骨的壳，用来保护自己免受捕食者的伤害。
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2.The scientist found a shell with ribs that could be used as a tool.
这位科学家发现了一个带有肋骨的壳，可以用来作为工具。
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3. The crab has a shell with ribs that helps it to walk on land.
螃蟹有一个带有肋骨的壳，帮助它在地上行走。