一般情况下，在广告宣传过程中，常常是两种或更多的媒体一起使用。

Very often in a campaign, two or more media are used together.

youdao

一般情况下，在广告宣传过程中，常常是两种或更多的媒体一起使用。

Very often in a campaign, two or more media are used together.

youdao