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

• Tenosynovial giant cell tumors arise from synovium of joints, bursae, or tendon sheaths, and are classified into localized and diffuse types based on the growth pattern and clinical behavior.
  腱鞘巨细胞瘤可发生于关节滑膜、滑囊或腱鞘，依据其生长方式和生物学行为，可分成局限性和弥漫性腱鞘巨细胞瘤两类。
• 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。
• 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。
• 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。
• Good swords are kept in their sheaths.
  好剑是要入鞘的。
• Even the knives seemed loosened in their sheaths, impatient for the bloody and merciless work to begin.
  甚至他们好象迫不及待地连匕首都出鞘了，单等这件血腥而残酷的行动开始了。
• Histochemical analysis and in situ hybridization showed that the ACO1 expression was localized in the basal parts of leaf sheaths immediately above nodes or the lower parts of elongating internodes.
  组织化学分析和原位杂交结果表明ACO1在伸长中的节间底部仅靠近节的叶鞘基部表达量很高。
• 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。
• 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
• Tall grass with smooth bluish leaf sheaths grown for hay in the United States.
  高草，叶鞘光滑带蓝色，在美国用作干草。