sheathKK [ʃiθ] /ʃiθ/发音名词1刀鞘、剑鞘He slid the hunting knife back into its leather sheath.他把猎刀滑回皮制的刀鞘里。2护套、外皮The outer sheath of the cable had cracked in the heat.电缆的外层护套在高温下裂开了。3鞘、叶鞘生物Each young leaf grows out of a green sheath at the base.每片幼叶都从基部的绿色叶鞘中长出。4保险套英式、正式The clinic hands out free sheaths to anyone who asks.诊所免费发放保险套给任何有需要的人。5紧身洋装、窄身洋装服装She wore a simple black sheath to the awards dinner.她穿了一件简约的黑色紧身洋装去参加颁奖晚宴。用这个字练口说→