Cepa
[化] 耦合电子对近似
🗣️ 情景例句
If my GPA isn't high enough I can't play any sports.
如果我的平均学分不够高，我就不能再参加体育活动了。
Man is the artificer of his own happiness.
人之幸福，自己创造。
It is now standing in the corner of our sitting room.
它现在就站在客厅的一个角落。