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
- Losses in cable sheath and armor were moved into cable conductor by thermal circuit method.
利用热路的方法将电缆金属套损耗和铠装层损耗归算到电缆导体。 - 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。 - At the same time, sheath of polyolefin processing performance and prone to defects and discussed how to resolve.
同时也对聚烯烃护套的性能和加工容易出现缺陷及如何解决进行了论述。 - The cells of leaf bundle sheath contain numerous chloroplasts and starch grains.
叶的维管束鞘细胞含有许多叶绿体和淀粉粒，可以断定它是四碳植物。 - 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。 - In this paper, sheath scaling for PIII into a spherical target is investigated using numerical methods.
本文对球形靶的鞘层尺度进行了数值求解、讨论了注入参数对鞘层尺度的影响。 - Mainly applied in cracking resistant sheath of communication cable, control cable and power cable.
主要用于通信电缆，控制电缆和电力电缆的护套层。 - 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。 - The results supported that rice resistance to sheath blight was a hereditable character and selection to resistance was effective.
表明水稻对纹枯病的抗性是可遗传的性状，对抗性的选择有效。 - Would you be his sheath?
你愿意当一个刀鞘吗？