traffic in illegal goods
human trafficking
drug trafficking
A: How does he traffic in these banned items?
A：他是如何交易这些违禁物品的？
B: He traffics in them through the dark web.
B：他通过暗网进行交易。
1) 从事非法交易
2) 贩运
3) 走私
1. 从事非法买卖
verb
1. To deal or trade in something, especially illegally.
Synonym: trade, deal