Backscattered
反(背)向散射的
🗣️ 情景例句
Speaking of mother and of father
谈到孩子的爸， 孩子的妈，
He that would command must serve.
欲做先生，先做学生。
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。