bfs是男朋友的意思，boyfriends。
例句：
1、The whole idea of going was so that we could meet her new boyfriend.
我们去的唯一目的就是要见她的新男朋友。
2、The problem is， my mother can't stick my boyfriend.
问题是，我母亲不能接受我男朋友。
3、Talking of Sue， I met her new boyfriend last week.
谈到休，上星期我遇到了她的新男友。
