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sea-urchin的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
名詞 sea urchin:
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shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells
sea-urchin的用法和樣例：
例句
- A fine,sharp projection,as a spine of a sea urchin or a crystal.
針狀物精細尖銳的突出物，如海膽的脊椎骨或水晶球。 - The hard outer shell of sea urchins are commonly called tests.
海膽的堅硬外殼通常被稱(chēng)為甲殼。
