Homologen
[医] 同系[化合]物
🗣️ 情景例句
And have a nice afternoon.
祝下午玩得愉快。
The worst misfortunes are these that never hzppen.
最大的不幸是害怕不会发生的不幸。
The meeting was scheduled for two hours, but it is not over yet.
会议原定了两个小时，不过现在还没有结束。