"fall in with" in Chinese (Simplified)
结交同意 (观点)
Definition
开始与某一群体一起活动，通常是偶然的；也指同意某人的想法或计划。
Usage Notes (Chinese (Simplified))
通常为非正式用法，可指偶然加入某个群体（有时带贬义，如 'fall in with bad company'），也可指同意想法。主要用于英式英语，不用于字面上的“跌倒”。
Examples
He fell in with a group of artists in college.
他在大学里**结交了**一群艺术家。
I quickly fell in with their plan.
我很快就**同意了**他们的计划。
She doesn't usually fall in with new groups easily.
她通常不容易**结交**新群体。
He started acting differently after he fell in with some older kids.
他**结交了**一些年纪大的孩子后，开始行为不同了。
They didn't like my idea at first, but soon everyone fell in with it.
一开始他们不喜欢我的想法，但很快大家都**同意了**。
You have to be careful not to fall in with the wrong crowd.
你要小心，别**结交**坏朋友。