black market
There is a plentiful supply of arms on the black market.
黑市上有大量武器出售。
—— 柯林斯例句There´s a black market in rationed goods.
实行定量配给的商品存在黑市交易。
—— 柯林斯例句He´s the king of unlicensed boxing.
他是黑市拳王。
—— 柯林斯例句to buy or sell goods on the black market
从事黑市买卖
—— 给力词典精选During the war, there was a thriving black market in food.
战争期间, 黑市买卖食品十分盛行。
—— 给力词典精选