Aerochronometer
航空精密时计
🗣️ 情景例句
First, we need to more public relations activities to promote understanding.
首先，我们应该更多地做公关活动以促进了解。
The wish is father to the thought.
有愿望就有信念。
Oh ,yes! Here it is!
噢，是的！在这儿啦！