Polyhydroxyketone
[医] 多羟酮
🗣️ 情景例句
That a boy.
对了。
The course of true love never did run smooth.
好事多磨。
One, for instance, consisted of rods of various lengths and thicknesses which would stand up on end like ninepins.
例如，有一种装置是由一些长短、粗细不同的木棒组成；就像九柱戏的木棒一样竖立着，