something is to pay [不妙]

往事不用再提

example:The manager had a hunch that something was to pay.( 经理感到事情有些不妙。 )

汉语的“有些不妙”或“有点不对头”的概念常可用something is to pay的句式来表示。这一短语常和feel或have a hunch that连用。

Dialogue :   
Bob: Didn't you see the writing on the wall?  
Sue: I even didn't have the slightest hunch.
Bob: But you should be prepared for such an outcome.  
Sue: I had too much confidence in him.
Bob: But he ruined your business.
Sue: Well, if I knew there would be something to pay, I wouldn't should chalk it up to experience.
Bob: Well, you should chalk it up to experience.