Cephalothecin
复端孢菌素
🗣️ 情景例句
No, I haven't. Would you show me where that is?
不，没去过。你可以告诉我去哪里吗？
My Biochem lectures are in the morning, and the labs are in the afternoon.
生物化学的课安排在上午，实验在下午。
Thus the rods, by falling, and by the direction in which they fell,
木棒倒下的多少和倒下的方向