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

• 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。
• In short, Knox's proposal was ill conceived and naively made. It does not show sheaths around the vascular bundles.
  总而言之，诺克斯的建议考虑不周，显示幼稚。它并没有显示出在维管束周围的鞘状构造。
• 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。
• 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。
• Analyse about Ground Current along Single-core High Voltage Power Cable Sheaths and Monitor System
  高压单芯电力电缆接地电流分析与监测系统研究
• Tough sheaths push through the earth and do the backwork needed for the emergence, but the buds which then emerge in clusters are silken and delicate.
  坚韧的叶鞘拱出了土壤，需要对突出体作辅助工作，但是随后出现在叶丛中的花蕾光润而娇嫩。
• Microscopic analysis revealed a benign neurogenic tumor arising from the connective tissue of the peripheral nerve sheaths of the trachea.
  病理分析报告为一源自周边神经鞘间结啼组织的良性神经性肿瘤。
• 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
• Since the filaments that connect distant nerve cells are surrounded by fatty sheaths which restrict the movement of water, such molecules tend to move along a filament rather than out of it.
  由于连接神经细胞的花丝被脂肪硝所包围，而脂肪硝会限制水分子的运动，所以水分子会沿着花丝运动。
• 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。