in passing是什么意思?

意思是: 快速地; 无意中; 随意地提及

例句

I found out about the new restaurant in passing while talking to a friend.
我在与朋友谈话中无意中发现了一家新餐馆.

She finished the project in passing, between her other tasks.
她在其他任务中间快速完成了这个项目.

He mentioned in passing that he would be going on vacation next week.
他在谈话的时候提到下周要去度假.