22-06-28 Gravy train: A job that pays a lot of money for very little effort 赚大钱的清闲差事、美差、肥缺 例： Ian earns a fortune for three hours work a day. Hes really on the gravy train! 伊恩每天只用工作三小时，薪水却很高，他真是得了一份美差！...