Diversine
青藤碱
🗣️ 情景例句
By working together,
透过共同工作，
When did this happen?
这件事情什么时候发生的？
When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.
当飞机到达时，一些侦探等候在主楼内，另一些侦探则守候在停机坪上。