Definition
to initiate a friendship or relationship with an individual, particularly one who may exert a negative influence.
开始与（特别是可能带来不良影响的人）交往
He has recently taken up with a notorious criminal.
他最近开始与一个臭名昭著的罪犯交往。
Her parents are worried that she will take up with those troublemakers.
她的父母担心她会和那些麻烦制造者混在一起。
When he started to take up with those individuals known for their misdeeds, his life became increasingly chaotic.
当他开始与那些以恶行闻名的人交往时，他的生活变得越来越混乱。