单词 然后出去吃饭 例句 DEFINITIVE EXAMPLES 权威例句〔undo〕I did a really tough aerobics class and then went out for dinner and undid (all) the good work! 我上了一堂活动量很大的有氧健身课, 然后出去吃饭,结果所有的锻炼都白做了!剑桥高阶I did a really tou...