读知识>英语词典>sheath翻译和用法

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 

TOEFLGRETEM8化学

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
      1. 护套;护层;护皮
        any covering that fits closely over sth for protection
        1. 护套;护层;护皮
          any covering that fits closely over sth for protection
          1. 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.
              1. 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
                    Synonym:cocktail dress
                  1. a protective covering (as for a knife or sword)
                    1. an enveloping structure or covering enclosing an animal or plant organ or part
                        Synonym:case

                      双语例句

                      • 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。
                      • 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 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。
                      • 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。
                      • 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。
                      • 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。
                      • 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。
                      • Relating to or resembling a sheath.
                        鞘的与鞘有关的或鞘状的。
                      • 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。