Ethylbiscoumacetate
双香豆乙酸乙酯(抗凝血药)
🗣️ 情景例句
Well keep in touch, ok?
保持联络，好吗？
I'm not in.
我不在家。
But suppose the earth could be covered with sensors spaced one foot apart,
假设地球上可以布满传感器，每个相隔1英尺，