on the dot informalexactly on time or at a particular time在指定时间，准时:•I'll be there on the dot.我会准时到那里。at three o'clock / seven thirty etc on the dot ( = at exactly 3:00 / 7:30 etc )正好三点/七点三十分等•Mr Green arrived at six on the dot .格林先生正好在六点到达。 on the dot informal exactly on time 〈非正式〉准时地： he arrived on the dot at nine o'clock. 他在九点钟准时到达。 on the ˈdot(informal)exactly on time or at the exact time mentioned准时；在指定时刻The taxi showed up on the dot.出租车准时到了。Breakfast is served at 8 on the dot.*8 点整开早饭。 |