Racemization
n. [化] 外消旋作用
🗣️ 情景例句
We talk about him at dinner time.
我们吃晚餐时总谈起他。
I took charge of the group.
我管理过那批人。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。