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

• 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。
• Good swords are kept in their sheaths.
  好剑是要入鞘的。
• Effect of different time of arterial sheaths extubation on incidence of hematoma in patients with coronary angiography
  冠脉造影术后拔除动脉鞘管的时间与血肿关系观察
• 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。
• Pathology.& Interstitial emphysema is characterized by air dissecting within the interstitium of the lung, typically in the peribronchovascular sheaths, interlobular septa, and visceral pleura.
  其特征为空气夹在肺间质内，典型的位于血管支气管周围的鞘内、小叶间隔内和脏层胸膜内。
• He juxtaposed the magnificence of jacquard fabrics with the savage edge of animal skins, transformed into fitted sheaths.
  他把富丽堂皇的提花织物和动物皮毛未经修饰的边拼在一起，做成合身的紧身服装。
• It shows two well-developed sheaths around the vascular bundles.
  它显示出两个发育完全之维管束鞘位于维管束周围。
• 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。
• 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。
• 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。