第一，迷你对话
A: He took French leave yesterday.
他昨天不辞而别了。
B: How come?
怎么会呢？
A: It's said that she was tired of his family.
据说他厌倦他的家庭了。
B: I don't think so.
我不这么认为。
第二，地道表达
take French leave
解词释义
Take French leave的意思是“不辞而别”“擅自离开”，相当于“to leave without say goodbye”。
拓展范例
E.g. He took French leave when the party was in full swing.
他在晚会高潮时不辞而别了。
E.g. He take on his hat and then take French leave.
他戴上帽子，然后不辞而别。
E.g. I wanted to go the football match, and so I took French leave from the office. Unfortunately, the boss found out.
我总想去看足球比赛，因此我偷偷溜出了办公室，遗憾的是被老板发现了。
第三，好词妙语
It's said that......：据说
E.g. It is said that the police monitored his phone calls during that period.
据说警方在那段时间监听了他的电话。
E.g. It is said that there has been a big earthquake in Italy.
据说意大利发生了一次大地震。
how come：怎么会......
E.g. If she spent five years in Paris, how come she can't speak a word of French?
她假若在巴黎呆了五年, 怎么一句法语都不会说呢?
E.g. Cindy, how come nearly all the prime-time TV shows are comedies?
辛蒂，为什么几乎所有的黄金时段都是喜剧片呢？