•I'm deeply grateful to you.我对您深表感激。

•He found her comments deeply irritating/offensive.他觉得她的话听起来让人很不舒服。

•We don't want to get too deeply involved with these people.我们不想和这些人深交。

•After 20 years of marriage, they're still deeply in love.他们结婚已经20年了，依然深爱着对方。