break a sweat片语KK [brek ə swɛt] /bɹeɪk ə swɛt/发音片语1出汗、流汗He jogged for twenty minutes before he even broke a sweat.他慢跑了二十分钟才开始出汗。2费力、使劲、下功夫多用于否定句She finished the whole test without breaking a sweat.她轻轻松松就把整张考卷做完了。用这个字练口说→