One way to do this was to have an official at that event lift his hat high and then drop it.

一种解决办法是让一个裁判举起他的帽子并让它落下。

youdao

One way to do this was to have an official at that event lift his hat high and then drop it.

一种解决办法是让一个裁判举起他的帽子并让它落下。

youdao