arrival前面的介词

前面用介词on，例如：

1、The goods were examined for damage on arrival.货物到达时检查是否有破损。

2、All visitors must report to the reception desk on arrival.所有参观者到达后务必在接待处报到。

3、She was pronounced dead on arrival at the hospital.到达医院时她被宣告已经死亡。