1.~ sth把（刀或剑）插入鞘中to put a knife or sword into a sheath
2.[usupass]~ sth (in/with sth)给某物加护套（或护层、护皮）to cover sth in a material, especially in order to protect it
The human body needs iron to capture oxygen, copper and chromium to absorb energy, cobalt to sheathe our nerves and zinc to help our genes.
人体需要铁来捕捉氧，需要铜与铬来吸收能量，需要钴来包覆我们的神经，又仰赖锌协助基因。
The area on the outside of a grass leaf at the juncture blade and sheathe.
禾草叶片和叶鞘联接处的外延部分。
clad: to sheathe or cover (a metal) with a metal.
用一种金属包住或覆盖另一种金属
A look of love , and hate may sheathe the knife.
一眼友爱可消仇恨和干戈。
To sheathe OR cover(a metal)with a metal.
镀上用一种金属包住或覆盖（另一种金属）
Sheathe your dagger.
收起你的匕首。
Influence of giving urokinase in different ways on the fibrin sheathe of tunnel catheter
尿激酶不同给药方法对隧道导管纤维蛋白鞘的影响
Sheathe a mummy in linen
用亚麻布裹住木乃伊
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