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
柯林斯词典
- (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.
英英释义
noun
- a dress suitable for formal occasions
- a protective covering (as for a knife or sword)
- an enveloping structure or covering enclosing an animal or plant organ or part
双语例句
- 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。 - Effect of elastic modulus of stratum and cement sheath on casing strength
地层和水泥环弹性模量对套管强度的影响分析 - 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。 - In this paper, the establishment of the standard for the cables for wind power generation, design of the conductor construction and selection of the materials for insulation and sheath are presented.
文中介绍了风能发电用电缆标准的制定、导体结构的设计，以及绝缘和护套材料的选择，最后还介绍了几项特殊性能试验方法及要求。 - 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 white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers.
一种白色油脂物质，形成一些神经纤维轴突外包裹的一层髓鞘。 - Minmum thickness of sheath and maximum overall of cable refer to Table 3.
终端电缆的护套最小厚度和电缆最大外径见表2。 - 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。 - 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。 - Would you be his sheath?
你愿意当一个刀鞘吗？