企业的各种类型的活动已离不开广告，这已成为一个不争的事实。

Enterprises of all types of activities can not be separated from advertising, which has become an indisputable fact.

youdao

企业的各种类型的活动已离不开广告，这已成为一个不争的事实。

Enterprises of all types of activities can not be separated from advertising, which has become an indisputable fact.

youdao