sheath

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Biology

sheath /ʃiːθ/ noun (plural sheaths) [countable] 1 COVERa cover for the blade of a knife or sword 〔刀或剑的〕套，鞘 His sword was back in its sheath. 他的剑插回了剑鞘。 →5 see picture at 见图 knife12. British English old-fashionedSY a condom 避孕套，保险套3 HBa protective covering that fits closely around something 护套，护层 The wire is covered by an outer plastic sheath. 电线外面覆盖着一层塑料保护层。4 a simple close-fitting dress 紧身连衣裙 She was wearing a plain black sheath. 她穿一件朴素的黑色紧身连衣裙。

Examples from the Corpus

sheath• The ceramics -- cables encased in a sheath of liquid nitrogen -- are being developed for power generation and other machinery applications.• Communications-grade fiber is measured two ways: fiber miles and sheath miles.• Here she wears number 72, a black silk crêpe hooded sheath dress and black satin shoes.• Gritting his teeth against the pain, he made a grab with his right hand and ripped the knife from its sheath.• Options include a knife sheath, or an additional pocket, a dimpled seat patch and a front convenience zip.• The immune system inexplicably begins attacking the protective sheaths surrounding nerves, damaging the nerves' ability to conduct impulses.• Rising hot water pulls with it a surrounding sheath of cold water, effectively insulating the base of the jet.• In essays on whisky-tasting, sheath knives, deer hunting, he has a kind of perfect pitch.Origin sheath Old English sceath

sheath nounChinese

knife for the cover a of Corpus blade a

sheath
sheath /ʃiːθ/