Opticalisomeride
[化] 旋光异构体; 旋光异构物
🗣️ 情景例句
I wonder what the problem is.
我不知道发生了什么问题。
How much is a call to the United states?
打一个电话到美国去需要多少钱？
He was born in New York.
他出生在纽约。