sheath

From Longman Dictionary of Contemporary EnglishRelated topics: Biologysheathsheath /ʃiːθ/ noun (plural sheaths) [countable] 1 COVERa cover for the blade of a knife or sword His sword was back in its sheath.2 British English old-fashionedSY a condom3 HBa protective covering that fits closely around something The wire is covered by an outer plastic sheath.4 a simple close-fitting dress She was wearing a plain black sheath.Examples from the Corpussheath• 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.• 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.Origin sheath Old English sceath

单词	sheath
释义	sheath From Longman Dictionary of Contemporary EnglishRelated topics: Biologysheathsheath /ʃiːθ/ noun (plural sheaths) [countable] 1 COVERa cover for the blade of a knife or sword His sword was back in its sheath.2 British English old-fashionedSY a condom3 HBa protective covering that fits closely around something The wire is covered by an outer plastic sheath.4 a simple close-fitting dress She was wearing a plain black sheath.Examples from the Corpussheath• 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.• 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.Origin sheath Old English sceath
随便看	appear from nowhere of nowhere appear from nowhere/out of nowhere appear from out of nowhere appear in a film appear in a film/play appear in a play appear on stage appear on television appear on television/stage appear overnight appear to appear to be appear to be something appear to do appear to do something appear to somebody appearance appearance fee appearance money appearance money/fee appease appellant appellare appellate court appellate court