►含义used to say that one has learned something from an experience that is usually unpleasant某人从一次不悦的经历中学到了东西 ►例句I thought I could trust him, but I was wrong. Oh well, live and learn.我以为我能相信他，但我错了。哦，吃一堑长一智吧。 ►对话A: How's your investment in that stock? 你投的那只股票现在怎样？B: It is now less than half. Live and learn. 跌了一半还多。吃一堑长一智。 ►额外收获1. learn something from…：从…学到东西2. how’s + sth.：表示对某事的关心3. sth. is less than half：某事物比一半还少 ►今日作业：1. 请记牢今天的短语。 2. 请背诵上面的例句。3. 请找一个小伙伴（或者跟自己）演练上面这则口语对话。4. 请任用上面“意外收获”中的一个短语或单词进行造句，可以分享在下面"打卡日记"中。