enter into a discussion开始讨论

enter into an agreement达成一致

The two companies finally entered into a partnership.两家公司最终达成了合作伙伴关系。

You shouldn't allow your prejudices to enter into your decision.你不应该让偏见影响你的决定。

You need to enter into the spirit of the occasion.你需要融入这个场合的气氛中。