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sheaths

生词本

简明释义

n. (刀、剑或工具尖锐部分的)鞘( sheath的名词复数 )； (男用)避孕套； (植物或动物器官的)鞘状(包覆物)；外层覆盖(物)

易混淆的单词：Sheaths

柯林斯高阶英汉双解学习词典

《柯林斯COBUILD高阶英汉双解学习词典》（Collins COBUILD Advanced Learner's English-Chinese Dictionary）是柯林斯公司携手外研社为中国学习者量身定制的全新版本，突出强调了学习型词典的学习功能，同时在可读性和易用性方面均有大幅提升。

词霸2012 v1.2版丰富词典内容优化真人发音

1. N-COUNT (刀、剑的)鞘，套 A sheath is a covering for the blade of a knife.

2. N-COUNT 保险套;避孕套 A sheath is a rubber covering for a man's penis and is used during sex as a contraceptive or as a protection against disease.