sheatheKK [ʃið] /ʃið/发音动词1插入鞘、收刀入鞘The guard sheathed his sword and stepped aside.卫兵把剑插回鞘中,退到一旁。2包覆、覆盖、包裹常用被动The cables are sheathed in thick rubber for safety.为了安全,这些电缆都以厚橡胶包覆。3缩回、收起The cat sheathed its claws and curled up beside me.猫收起爪子,蜷缩在我身旁。用这个字练口说→