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

• 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。
• 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。
• 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。
• 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
• Mechanical and physical performances of the sheaths meet related standards;
  护套的机械物理性能满足相关标准的要求；
• 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。
• 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。
• 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。
• Some cultural practices are required to keep these leaf sheaths active during ripening stage.
  一些栽培技术要求在成熟期尽量保持叶鞘的活性。
• 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。