Though" -he half-smiled-" as you are not addicted to any illegal substances, you probably can't empathize completely.

尽管”——他半笑不笑地说——“既然你从没对任何违法药物上瘾过，你大概也就不能完全将心比心，感同身受了。”

But, on a positive note, no illegal substances were found in any of the products, so yay I guess.

但好消息是没有发现任何非法物质，所以还是不错的，我猜。

While you would think that someone who's very intelligent would stay away from illegal substances, that's apparently not the case.

虽然你会认为一个非常聪明的人会远离非法药品，但事实显然不是这样。

Police found an illegal substance in his car.

【substance】警察在他的车里发现了违禁品。

Now, the word " drug" is also used to refer to illegal substances such as marijuana or cocaine.

现在，“毒品” 一词也用于指代大麻或可卡因等非法物质。

Of course, some people believe that some drugs – that is, " illegal substances" – are also good as medications.

当然， 也有人认为有些药物——也就是“违禁品”——也可以作为药物。

Mexico's most recent national survey, from 2016, shows that 10% of people reported having tried an illegal substance in their lives, up from 7% in 2011.

墨西哥2016年最新的全国性调查显示，10%的人报告曾在生活中尝试过非法毒品，高于2011年的7%。

Athletes can enter a competition and try to win first place. Some athletes tried to enhance their performance with illegal substance, such as steroids. But if they fail a drug test, They'll be disqualified from participating.

运动员可以参加比赛并尝试赢得第一名。一些运动员试图使用类固醇等非法物质来提高成绩。但如果他们未通过药检，他们将被取消参赛资格。