smart money          
noun uk/ˈsmɑːt ˌmʌn.i/ us/ˈsmɑːrt ˌmʌn.i/
 [ U ]行家的投资(或赌注);明智的投资(或赌注) 
money that is bet (= risked) or invested (= put into something in order to make a profit) by people who know a lot about a subject
  A lot of smart money is going into the uranium market right now. 现在很多行家都在投资铀市场。 
 the smart money[ S ] 投资(或下注)的行家
the people who know a lot about a subject
  The smart money always finds a way to win. 擅长下注的人总是能找到赢钱的办法。 
 Americans like staying near beaches, but the smart money stays up high, away from the crowds and the heat. 美国人喜欢呆在海滩附近,但投资的行家会呆在高处,远离人群和炎热。 
 - More examples
 - Those betting that this program can succeed simply do not understand the nature of their wager. The smart money is going the other way.
 - In our next race, the smart money, the clever money, is going on a horse called Nice One Clare.
 - Rhona Martin and the women won gold in Salt Lake City, but the smart money is on the men this time.