| 单词 | sheath |
| 释义 | sheath n. (pl. sheaths) 1. a close-fitting cover, esp. for the blade of a knife or sword. 2. a condom. 3. Bot., Anat., & Zool. an enclosing case or tissue. 4. the protective covering round an electric cable. 5. a woman's close-fitting dress. Phrases and idioms sheath knife a dagger-like knife carried in a sheath. Derivatives sheathless adj. Etymology: OE sc{aelig}th, sceath |
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