剑桥词典a short period of time ; a moment 片刻，瞬间，一会儿 "Come on! We're going to be late." "Hang on a mo! I'll just get my wallet ." “快点！我们要晚了。”“等一会儿！我拿上钱包就走。” I'll be with you in a mo (= very soon ). 我一会儿就来。 返回 mo