gain sth. by fraud; be opportunistic

• 投机取巧

gain sth. by fraud; be opportunistic的用法和样例：

例句

1. The modes of propaganda are opportunistic and the polemics can be vicious.
   宣传的模式是投机取巧的，诡辩是可恶性的。
2. Mr. Smith made a fortune by wheeling and dealing on the stock market.
   史密斯先生在股票市场上投机取巧，发了大财。