Sound immediately spread throughout the earthquake zone, to make everyone hear and relative work.

响声立刻传遍了整个震区，使每个人都听见并做好防震工作。

youdao

Sound immediately spread throughout the earthquake zone, to make everyone hear and relative work.

响声立刻传遍了整个震区，使每个人都听见并做好防震工作。

youdao