be onto something

informal

a) to have discovered or produced something new and interesting 发现新事物；制作出有趣的事物

With the new show, we were onto something big.

随着这出新剧的上演，我们将大有作为。

be onto a good thing/a winner

I think she’s onto a real winner with this song.

我认为这首歌会使她大获成功。

b) (also get onto something) to be dealing with something or start dealing with something 处理某事，开始处理某事

I’ll get onto it right away.

我马上着手处理这件事。

→ be onto something at onto(2)