这桩生意背后隐藏着肮脏的金钱交易。

There was a ___sordid money deal behind this business.

这个小巷肮脏不堪，到处都是垃圾，散发着恶臭。

The alley was ___sordid, filled with trash and foul odors.

记者揭露了这桩肮脏的政治交易内幕。

The journalist uncovered the ___sordid truth behind the political deal.