sheath

英 [ʃiːθ]

美 [ʃiːθ]

n. (刀、剑等的)鞘; (工具的)套; 护套; 护层; 护皮; 紧身连衣裙
v. 包; 盖

复数：sheaths　

Collins.1 / BNC.15335 / COCA.12614

牛津词典

noun

（刀、剑等的）鞘；（工具的）套
a cover that fits closely over the blade of a knife or other sharp weapon or tool
护套；护层；护皮
any covering that fits closely over sth for protection
护套；护层；护皮
any covering that fits closely over sth for protection
紧身连衣裙
a woman's dress that fits the body closely

(刀、剑的)鞘，套
Asheathis a covering for the blade of a knife.
保险套;避孕套
Asheathis a rubber covering for a man's penis and is used during sex as a contraceptive or as a protection against disease.

noun

a dress suitable for formal occasions
Synonym:cocktail dress
a protective covering (as for a knife or sword)
an enveloping structure or covering enclosing an animal or plant organ or part
Synonym:case

He drew his sword from its sheath.
他拔剑出鞘。
Objective: To investigate the effects and safes of ultrasound-assisted liposuction by the probe with the sheath.
目的：探讨带有外鞘的超声探头吸脂术的安全性和有效性。
Relating to or resembling a sheath.
鞘的与鞘有关的或鞘状的。
It was shown in the populations that the apiculus coloration matched to basal leaf sheath coloration in each plant.
在各个植株上，稃尖颜色和叶鞘颜色的表现完全相同。
He found a wood-and-leather sheath that fit and slipped the dirk inside.
他又找到了一个皮木做的合适刀鞘然后将匕首插了进去。
The productuses 4 pairs, Insulation is HDPE insulator, and sheath is PVC.
1本产品规格为4对，绝缘采用高密度聚乙烯绝缘料，护套为聚氯乙烯护套料。
The external sheath of connective tissue surrounding a muscle.
肌外衣包围肌肉的连结组织的外鞘。
A protective sheath enclosing the shoot tip and embryonic leaves of grasses.
胚芽鞘裹在草的芽尖和胚芽外层的保护鞘。
A sheath for a sword or dagger or bayonet.
剑、匕首或刺刀的鞘。
Another key factor is the insulating fatty sheath encasing neuron fibres, which affects the speed of electrical signals.
另一个关键的因素在于围绕神经纤维的隔离脂肪鞘，它能影响电信号的速度。