converse

教授们经常在研讨会上深入探讨学术问题。

The professors often ___converse deeply about academic topics during seminars.

老师说‘努力学习才能取得好成绩’，其逆命题是‘取得好成绩是因为努力学习’。

The teacher said, 'Hard work leads to good grades,' and its ___converse is 'Good grades come from hard work.'