One day, King Li of the State of Chu announced to the people: If any emergency occurs in our country, the drum will be beaten as a signal.

一天，楚厉王通告老百姓：假如国家发生急事，就以击鼓为信号。

youdao

In fact, a drum that is beaten pretty often is that action by journalists and audiences has power to change publisher behaviors.

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