关友飞说，在越南召开的东盟会议将涵盖该地区的安全问题。

The ASEAN meeting in Vietnam will cover security issues in the region.

youdao

飞机飞慢了有时是会坠机，但更多的时候，他们会安全着陆。

Aircraft flying slowly do sometimes crash but, more often, they land.

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飞场频率管控对飞行安全极为重要。

Fly field frequency control is a key to fly field safety.

youdao

飞场频率管控对飞行安全极为重要。

Fly field frequency control is a key to fly field safety.

youdao