使了解，使知道；使熟悉；使精通；告知，通知，告诉(with，of):You must acquaint with your new duties.
你必须熟悉你的新职责。
to acquaint the mayor with our plan
使市长了解我们的计划
to acquaint the manager with one's findings
把自己的研究结果告诉经理
He acquainted his son with good music.
他使儿子熟悉美好的音乐。
I'm not acquainted with the facts of the case.
我不了解这案件的实际情况。