talk up

引人入胜地讨论, 大声讲, 大胆讲

例句与用法：

If you thought that wasn't fair, why didn't you talk up?

如果你觉得这不公平，为什么不直说呢？

The teacher asked the student to talk up.

老师叫学生大声说清楚点。

Let's talk up the game and get a big crowd.

咱们把这场比赛大肆宣扬一下，以便吸引更多的观众。

详细释义：

大声讲

Will you talk up a bit?

你再大声一点好吗?