Enantiomerism
光学异构现象
🗣️ 情景例句
I know. I heard you talking about it
我知道。我听到你们谈论的那件事了，
What's your general impression,may I ask?
不知您对我们厂总的印象如何？
Take a deep breath and I'll time you. But don't drown!
深吸一口气，我来给你计时。但别淹着！