近些年来，世界范围的突发事件频发给社会带来了严重的灾难。

Recent years, public emergency of the world scope brought serious disasters to the international society.

youdao

近些年来，世界范围的突发事件频发给社会带来了严重的灾难。

Recent years, public emergency of the world scope brought serious disasters to the international society.

youdao