Andy-Lee

1，更小的孩子也需要这样，因为他们的安全可能受到威胁。
more younger child also want this,because they safe may be at stake.
2，如果紧急救援不能马上到达该市，千万人的生命危在旦夕。
if emergency relief can't arrive at once,millions of people's life may be at stake.