我看着他给我的东西，快速做了个减法。I looked at what he'd given me and did a quick subtraction.用减法得出差额.The difference is found by subtraction.加号用于加法;减号用于减法.The plus sign is used in addition and the minus is used in subtraction....
福尔摩斯爱交际，非常风趣，兴趣广泛。Holmes was gregarious, a great wit, a man of wide interests.他机智风趣，鼓舞激励着我们所有人。He is a witty man, and an inspiration to all of us.这些散文需要一些出其不意的风趣或幽默。The essays could do with a flash of wit or humor....
Wash your hands thoroughly with hot soapy water before handling any food.在拿吃的之前，用热肥皂水把手好好地洗干净。Be particularly fastidious about washing your hands before touching food.接触食物前尤其对洗手不能有半点马虎。They held his fate in the palms of ...