Scientists hope the ban would allow bluefin to recover. But while international trade could be outlawed, officials say a robust black market could survive.

VOA: standard.2010.03.04

One of them, played by Orson Welles, is in a black market racket in Vienna and is making a living doing something very bad in the black market.

其中由，Orson，Welles，扮演的，一位活跃于维也纳的黑市勾当,生计主要是靠在黑市中,从事非常卑鄙的交易。

耶鲁公开课 - 政治哲学导论课程节选

He's faked his death and here he has a scene with his old school friend, played by Joseph Cotten, and he's trying to convince him to come into his black market racket.

他装死,然后有一幕,是他和老同学，由，Joseph，Cotten，扮演，他试图说服后者,加入黑市交易。

耶鲁公开课 - 政治哲学导论课程节选

The state is collaborating with the federal Bureau of Alcohol, Tobacco,Firearms and Explosives, known as the ATF, in cracking down on the cigarette black market.

VOA: standard.2010.08.11

"The Wall Street Journal has reported that the individual states are losing approximately $5 billion annually, simply from the lost taxes caused by the illegal cigarette black market."

VOA: standard.2010.08.11

The group calls itself Black Thursday, in memory of the 1929 stock market crash in the United States.

VOA: standard.2009.11.12

Charges against others included international money laundering, selling counterfeit goods, and the black-market sale of human organs.

VOA: standard.2009.07.24