de-, 加强。-bat, 击打，词源同beat, batter. 引申义交锋，争辩。

1. There needs to be a properly informed public debate.

有必要让公众在充分知情的状况下展开辩论。

2. His comments are bound to add fuel to the debate.

他的话必将为争论推波助澜。

3. A full-scale debate is under way on what ails the industry.

关于工业为何陷入困境正在展开一场全面的讨论。

4. There is a debate about his fitness for the highest office.

针对他是否能胜任最高职务展开了争论。

5. To add spice to the debate, they disagreed about method and ideology.

他们在方法和观念上都持不同意见，这使辩论精彩了很多。