Cepa
[化] 耦合电子对近似
🗣️ 情景例句
Do you have a cell phone?
你有手机吗？
A wicked book is the wickeder because it cannot repent.
一本坏书危害无穷。
During the rush hour one evening two cars collided and both drivers began to argue.
一天傍晚交通最拥挤时，一辆汽车撞上前面一辆汽车，两个司机争吵起来。