to drum sth up or to drum up sth
+ enthusiasm, support, business竭力争取;招徕
The U.N. secretary-general arrived in Tokyo to drum up support for international peacekeeping.联合国秘书长抵达东京, 竭力为维持世界和平争取支持。
It is to be hoped that he is merely drumming up business.希望他只是在招徕生意。