Diastereotopic
非对映(异构)的
🗣️ 情景例句
It's the way it should be.
本该如此。
The firemen fight fires and rescue people.
消防队员和火灾搏斗，拯救人们。
There is another good reason for taking a part-time job.
干兼职工作还有一条充分的理由。