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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

                      • Objective Research on domestic sheath autonomous formula and its application on SE-9000 automatic blood instrument.
                        目的研究国产鞘液的自主配方及其在SE-9000全自动血液分析仪上的应用。
                      • Lead in sheath heater of Microwaves.
                        微波炉发热器护套中的铅。
                      • 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。
                      • 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?
                      • Objective: To study the morphological changes of tissue engineering synovialized tendon after transplanted within the flexor digital sheath.
                        目的:观察用组织工程学方法形成的滑膜化肌腱鞘内移植后的形态变化。
                      • 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。
                      • 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。
                      • 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。
                      • 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。