hammer out

动词 hammer out:

1. discuss vehemently in order to reach a solution or an agreement
   同义词：thrash out

1. Long experience enabled them to hammer out a correct and practical scheme.
   长期地经验使他们能制订出一个正确和切实的方案
2. The president sat at his desk till midnight hammering out his speech for the next day.
   校长坐在桌旁反复推敲明天的发言稿，直到午夜。