at midnight的用法和樣例：
例句
- The revellersunmasked (ie took off their masks) at midnight.
狂歡的人在午夜摘下了面具。 - Hostilities (ie Fighting) between the two sides ceased at midnight.
雙方在午夜停止敵對行動(戰鬥). - Please bear in mind that the train leaves at midnight.
記住，火車半夜離開。 - Ghosts walk at midnight.
鬼魂在半夜出現。 - Robbers often breaks in at midnight.
強盜經常在半夜破門而入。
