例句
同义词
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    (刀、剑的)鞘,套
    A sheath is a covering for the blade of a knife.
  • 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.
英汉词典释义
  • n.
    (刀、剑或工具尖锐部分的)鞘、套
    a sheath for a sword 剑鞘
    (男用)避孕套
    (植物或动物器官的)鞘状(包覆物)
    外层覆盖(物),外包物
英英词典释义
  • Noun
    1. a protective covering for a knife or sword
    2. an enveloping structure or covering enclosing an animal or plant organ or part
    3. a dress suitable for formal occasions
行业词典
  • 公路科技: 套管;
    医学: 鞘:围绕包裹组织的管状结构;护套;
    土木工程: 套管;
    生物学: 鞘;
    电力: 护套;
    电工: 护套;又称 :护套(jacket );
    铁道: 套管;护套;