sure thing

名词 sure thing:

1. something that is certain
   同义词：certainty, foregone conclusion

1. It's sure thing that he'll succeed at what he chooses to do because he's so talented.
   因为他那样有才干，他选定的事必将成功，这是无可置疑的。
2. It is no fun betting on a sure thing.
   对必然要发生的事打赌是毫无意义的。
3. Sure thing, I'll be glad to do it for you.
   当然，我很高兴为你做这事。
4. Sure thing!
   当然可以！