Ethylbiscoumacetate
双香豆乙酸乙酯(抗凝血药)
🗣️ 情景例句
and there's one person I haven't photographed in a long time.
而有一个人我已经很久没为她拍照了。
He snatched the purse and the ladder, and ran away.
他抢了手提袋和梯子，逃走了。
To get a full appreciation of what this means we must turn first to some recent human inventions.
要透彻理解这句话的意义，我们应先回顾一下人类最近的几项发明。