降下后1分钟发出预告信号，除非那时竞赛再次被放弃或推迟。

The warning signal will be made 1 minute after removal unless at that time the race is abandoned again or postponed.

youdao

预示成为…的预兆信号；预告收藏。

To be a prophetic sign of; portend .

youdao

预示成为…的预兆信号；预告收藏。

To be a prophetic sign of; portend.

youdao

预示成为…的预兆信号；预告收藏。

To be a prophetic sign of; portend.

youdao