1. 我兒子年輕時確實有些越軌行為，但現(xiàn)在安下心來，并已結(jié)婚成家。
   My son did go off the rails for a while in his late teens but he has settled with a family.
2. 我過去絕不會猜到，偏偏是瑪麗會行為越軌，竟然背著吉姆與另一個男人幽會。
   I would never have guessed that Mary of all people would go off the rails, and her she is seeing another man behind Jim's back.
3. 在聚會后回去的路上，我和我女朋友在我汽車后座上有一點越軌的行為。
   On the way back from the party, my girl friend and I had a bit of how's your father on the back seat of my car.

越的英語翻譯：

軌的英語翻譯：