chemical unsheathing 化学去套
"the knight unsheathed his sword"
以上来源于: WordNet
V to draw or pull out (something, esp a weapon) from a sheath or other covering 从遮盖物下掏出(武器)
His fall is a pity, because the Republicans are already unsheathing their knives.
他的退出是遗憾的，因为共和党已经拔出他们的小刀。
He was made sole signatory on the FIFA grant account, and he celebrated his new job by flexing his fingers, unsheathing his pen and writing some serious cheques.
对于国际足联专款的帐户，他一手独揽。于是他伸出手指，拔出钢笔，签了一些煞有介事的支票来庆祝获得这个新差事。
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