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。 - 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。 - It shows one sheath around the vascular bundles.
它显示出在维管束周围的鞘状构造。 - All the results demonstrated pyrenoid and starch sheath were closely related with photosynthetic function.
这些结果均表明条浒苔蛋白核（淀粉鞘）单细胞绿藻的蛋白核相同，具有光合作用功能。 - He drew his sword from its sheath.
他拔剑出鞘。 - 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。 - 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。 - 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。 - He lowered it and drew his hunting-knife from its beaded sheath at his hip.
他放下枪，从屁股后面的镶珠刀鞘里拔出猎刀。他一刀砍下去，砰的一声，把刀子都震飞了。