Definition
to initiate a friendship or relationship with an individual, particularly one who may exert a negative influence.
開始與（特別是可能帶來不良影響的人）交往
He has recently taken up with a notorious criminal.
他最近開始與一個臭名昭著的罪犯交往。
Her parents are worried that she will take up with those troublemakers.
她的父母擔心她會和那些麻煩製造者混在一起。
When he started to take up with those individuals known for their misdeeds, his life became increasingly chaotic.
當他開始與那些以惡行聞名的人交往時，他的生活變得越來越混亂。