娱乐圈从来不缺新闻，圈里明星的出轨丑闻更甚。别说娱乐圈，普通人群之间也经常出现出轨、劈腿事件。
1、出轨用英语怎么说?
出轨或者劈腿的英文怎么说?
cheat on A (with B)
和B一起欺骗A,就是背叛A出轨B的意思。
例句：
I can't believe Tom is cheating on his wife with an old woman.
我难以置信，汤姆居然出轨，和一个老女人好上了。
2、have an affair with
和某人有关系，这里的关系当然是指男女间的不正当关系，所以，这个词组就是出轨、劈腿的意思。
例句：
The boss has an affair with his sister in law.
老板和他的小姨子有一腿。
3、Two-time
Two-time在这里做动词，表示劈腿、脚踏两条船的意思。
例句：
One of my friends has just been two-timed by her boyfriend. I feel really sorry for her.
我一个朋友最近被男友劈腿了，我真为她感到难过。
two-timer 则是名词，表示劈腿的那个人。
4. A bit on the side
on the side 表示另外的、副业的意思，a bit on the side 则表示已婚人士或者有男女朋友的人外面有人。
例句：
I spotted Harry at the diner with a woman much younger than his wife. She must be his bit on the side.
我看见哈利跟一个比他老婆年轻好多的女人在一起吃饭。她肯定是他的婚外情。
