sheaths

英 [ʃiːðz]

美 [ʃiθs]

n.  (刀、剑等的)鞘; (工具的)套; 护套; 护层; 护皮; 紧身连衣裙
sheath的第三人称单数和复数

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.

双语例句

• Sheaths are also made to command high appreciation and value.
  刀鞘被制作的具有很高的观赏性和价值。
• When you stretch, the sheaths ( fascia) covering your muscles lengthen and loosen.
  当你做伸展运动时，肌肉组织就会伸展、变松。
• Good swords are kept in their sheaths.
  好剑是要入鞘的。
• But the official view was that the rods were still mostly intact – and radioactive material was safely contained inside their zirconium sheaths.
  但官方的观点是，燃料棒大体上仍然保持完好，放射性物质仍然安全地包裹在燃料棒以锆制成的外壳之中。
• Their claws are kept sharp by being retracted into sheaths.
  它们的爪子平时缩进皮鞘里，藉此保持锐利。
• The utility model relates to an ice and snow shovel for road surface, comprising shovels, shovel sheaths, springs and a connecting plate.
  本实用新型为一种路面冰雪铲除装置，包括换锹、锹套、弹簧、连接板。
• Sedges having dense spikes of flowers and leaves reduced to basal sheaths.
  莎草科的一个属，花排列成紧密的穗状花序，叶退化成基生的鞘。
• Clinical Application of Sodium Hyaluronate Product ( SHP) in Preventing Tendon Adhesion in Tunnel Sheaths
  透明质酸钠在防治鞘管区屈肌腱粘连中的临床应用
• It does not show sheaths around the vascular bundles. Procambium ( procambial strand) The layer of cells that gives rise to the vascular tissue.
  它并没有显示出在维管束周围的鞘状构造。原形成层（原形成层束）：形成维管组织的一层细胞。
• The proportion of N was significantly higher in the culms and sheaths, whereas significantly lower in the grains, under dry cultivation than under SC.
  旱种稻成熟期茎鞘中的N素分配显著高于对照，籽粒显著低于对照，品种间叶片有所不同。