best thing since sliced bread片语KK [bɛst θɪŋ sɪns slaɪst brɛd] /bɛst θɪŋ sɪns slaɪst bɹɛd/发音片语1绝妙的东西、了不起的发明、最棒的东西口语He thinks his new coffee machine is the best thing since sliced bread.他觉得他那台新咖啡机是世上最棒的东西。2天下第一、盖世无双口语,常带戏谑She acts like her diet app is the best thing since sliced bread.她把自己那个减肥程式说得天下第一。用这个字练口说→