be acqainted with ...

• 知道 ...； 了解 ...； 结识 ...

be acqainted with ...的用法和样例：

例句

1. I wonder if this picture can be restored.
   我很想知道这幅画能否修复。
2. She knew him to be industrious and clever.
   她知道他既勤奋又聪明。
3. I understand her to be a distant relation of his.
   据我了解，她是他的一位远亲。
4. The foreigners are unacquainted with our custom.
   这些外国人不了解我们的风俗。
5. Mark is trying hard to get off with the new typist.
   马克正极力想结识新来的打字员。
6. He picked up with a bad bunch of people.
   他结识了一伙坏人。