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
• 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
  Synonym:cocktail dress
• a protective covering (as for a knife or sword)
• an enveloping structure or covering enclosing an animal or plant organ or part
  Synonym:case

双语例句

• Objective: to provide anatomic data for treatment of thoracic nerve root sheath diseases.
  目的：为临床胸神经根鞘性疾患的诊治提供解剖学基础。
• The external sheath of connective tissue surrounding a muscle.
  肌外衣包围肌肉的连结组织的外鞘。
• Relating to or resembling a sheath.
  鞘的与鞘有关的或鞘状的。
• 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。
• Would you be his sheath?
  你愿意当一个刀鞘吗？
• 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。
• 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。
• He drew his sword from its sheath.
  他拔剑出鞘。
• 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
• Lead in sheath heater of Microwaves.
  微波炉发热器护套中的铅。