on the dot

英文解釋：

副詞 on the dot:

1. just as it should be
   同義詞：precisely, exactly, on the nose, on the button

英文造句：

1. No matter how hard the times get, the wages of sin are always liberal and on the dot.
   無論世事如何變遷，罪惡的薪酬(報應)總是豐富而準時。
2. He's very punctual always arrives on the dot.
   他很守時--總是按時到。
3. The train arrived on the dot of three o'clock.
   那輛火車三點鐘準時到達。