过去的几年发生了一个现象：各行各业开始出现各种各样的承诺。

The past several years have witnessed a phenomenon that a variety of promises have been arising from all walks of life.

youdao

过去的几年发生了一个现象：各行各业开始出现各种各样的承诺。

The past several years have witnessed a phenomenon that a variety of promises have been arising from all walks of life.

youdao