at one draft短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 一口气 I read the book at a single sitting.我坐着一口气将这本书读完了。 You'd better finish your homework at a breath.你最好一口气把作业做完。 He downed the vodka in one gulp.他将伏特加酒一饮而尽。 Don't forget to chug-a -lug at the water cooler!所以不要忘记了在饮水机旁一饮而尽。