第三人称单数： sheathes
过去式： sheathed
过去分词： sheathed
现在分词： sheathing

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。

Draw from a sheathe or scabbard , as of a sword .

把像剑之类的从鞘套或盖子中拔出。

The two opponents decided at last to sheathe the sword and met at a dinner given .

这两个对手终于决定讲和，在朋友举行的晚宴上会面了。

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。

To function properly , brain cells need to sheathe their axons in myelin , which acts like rubber insulation on wires and helps brain signals travel much faster .

为了正常运转，脑细胞需要在轴突上覆盖髓鞘，它就像电线上的绝缘橡胶，帮助大脑信号传输得更快。