illegal

剑桥词典

not allowed by law
非法的，违法的
a campaign to stop the illegal sale of cigarettes to children under 16 禁止向16岁以下儿童非法销售香烟的运动
Prostitution is illegal in some countries . 卖淫在有些国家是不合法的。
It is illegal to drive a car that is not registered and insured . 驾驶未注册、未上保险的汽车是违法的。
Cocaine, LSD , and heroin are all illegal drugs /substances . 可卡因、迷幻药和海洛因都是非法毒品。

例句

• It is illegal to do a U-turn on a motorway .
• The proposed change in the law would make abortion illegal except for strictly defined medical reasons .
• It's illegal to discriminate against people on the basis of their sex .
• For a teacher to hit a child is not just morally wrong but also illegal.
• Several athletes tested positive for illegal performance-enhancing drugs .
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