我的几个孩子在电话上和朋友聊天一聊就是几个小时。

My kids spend hours chatting on the phone to their friends.

《牛津词典》

我那时在和朋友们聊天。

I was talking with my friends.

youdao

我很高兴晚上能和朋友们在微信上聊天。

At night, I was glad to talk with my friends on Wechat (微信).

youdao

I was talking recently with a friend who is in law school.

最近，我和一个在法学院的,朋友聊天时。

普林斯顿公开课 - 人性课程节选