But many leaders have invested their ill-gotten gains in several different countries.

但是很多领导人都已把他们的非法所得投资到了几个不同的国家。

《柯林斯英汉双解大词典》

Ill-gotten gains never prosper.

不义之财不发。

《新英汉大辞典》

We wish to know whether the blameworthy will be punished (or at the least have to return their ill-gotten gains).

我们很想知道理应受到谴责的人是否会得到应有的惩罚(或者说至少应当归还他们的不义之财)。

youdao

Hard-earned gains from trade give way to ill-gotten gains from political pillage.

FORBES: The Fiscal Crisis Of The Welfare State

The SEC also named four Zirinsky relatives as "relief" defendants seeking disgorgement of ill-gotten gains.

WSJ: SEC Alleges Insider Ring Stemmed From AA Meeting

The researchers speculated that dirty money acts as a subliminal prime towards dodgy dealing and ill-gotten gains.

FORBES: Dirty Cash, Dirty Minds: The Psychological Consequences Of Filthy Lucre