会议的第一天晚上是一个很随意而快乐的酒会，吃的喝的唱的全部使出来，第二天上午，则是部长们与私营行业的正式会议。

The evening would be a very informal and a happy affair with lots of food, drinks and karaoke. The next morning there would be a full session between the Ministers and the private sector.

youdao

他只好使出说服人的全部本领。

He had to use all his powers of persuasion.

《牛津词典》

他们答应一定使出全部气力来完成这项任务。

They promised to put forth all their strength to accomplish the task.

youdao