I have never engaged in drug trafficking.

我从来没有从事过贩毒。

The travel company is just a front for drug trafficking.

这家旅行社不过是毒品交易的掩护场所。

He was sentenced to ten years in prison on charges of drug trafficking.

他被指控贩毒，被判10年徒刑。

A presidential task force to fight drug trafficking.

一个专门打击贩毒的总统特别工作组。

The only business that seems to thrive is drug trafficking.

唯一似乎兴盛起来了的生意是贩毒。