morning gun

例句：

1. 1. The morning gun woke us up for work.
   早晨的枪声把我们叫醒去上班。
2. 2. He fired a morning gun to scare off the fox.
   他开了一枪来吓唬狐狸。
3. 3. The morning gun was heard all over the city.
   整个城市的早晨枪声都能听到。