So, I've got ion pair formation, and I've got a huge decrease in energy because a donor is able to express that urge, an acceptor is able to express that urge.

所以我能得到形成的电子对，同时能量也大幅下降,因为失电子方要表达它的迫切，得电子方也要表达它的迫切。

麻省理工公开课 - 固态化学导论课程节选

and in fact, also amateur sides can also play in the FA Cup.

事实上，业余方也可以在足总杯上比赛。

关于足球联赛 - SpeakingMax英语口语达人