所以请注意天气。留意警示标志。了解在紧急情况下应该怎样做。因为所有一切会在几秒种内改变。

So pay attention to the weather. Look for warning signs. Learn what to do in an emergency. Because everything can change in just a few seconds.

youdao

所以请注意天气。留意警示标志。了解在紧急情况下应该怎样做。因为所有一切会在几秒种内改变。

So pay attention to the weather. Look for warning signs. Learn what to do in an emergency. Because everything can change in just a few seconds.

youdao