Her confession was simply tantamount to a casual explanation.

她的自白简直等于一篇说明。

I’m sure his remarks were rehearsed, not impromptu.

我肯定的话预先想好的, 不讲的。

He coached the young man in the theatre and developed his power of improvisation.

辅导那位年轻人演戏,培养的表演能力。

He improvised a song about the football team’s victory.

创作了一首足球队胜利之歌。

She had made these remarks offhandedly.

她做了这些评。

He has to extemporise because he has forgotten to bring his note

为忘了带讲稿,只好发言。

He is doing an unseen.

正在翻译一篇东西。