So I explained the significance of the piece, and we added a drum roll at the beginning that would allow the audience of several hundred to rise to their feet and sing along with us.

于是我解释了这支乐器的重要性，然后我们在开头添加了鼓点滚音，这样可以促使几百名观众用脚踩着拍子，好跟随我们的音乐一起吟唱。

youdao

Drum up the courage to temporarily disconnect. (the possibility of there being a terrible emergency in the next hour or so is almost nil.)

鼓起勇气暂时中断联系吧(在接下来的一个小时中发生紧急事件的可能性几乎为零)。

youdao

So you drum up business.

FORBES: "You Americans Are Funny" -- You Start an IMF

Drivers were pushed so hard to drum up new business and bring in more sales that they often worked more than 40 hours a week.

FORBES: Companies, People, Ideas

The problem was that it was spinning so fast that the drum would blow out and the characters would fly off.

NEWYORKER: Creation Myth