#一课译词# “三句话不离本行”字面意思是“never to say three sentences without talking about one's own work”，指人的言语离不开他所从事的职业范围，言谈都与自己的职业相关。可以翻译为“can hardly open one’s mouth without talking shop”或“talk shop all the time”。“talk shop”是英文惯用语，表示“to talk about your job when not at work”。http://t.cn/A6U2lJRk