illegal

/ɪˈliːɡ(ə)l/
If something is illegal, the law says that it is not allowed. 非法的

adjective [原级] 非法的,违法的;违规的

It is illegal to intercept radio messages. 窃听无线电信息是违法的。

il- 放在同辅音词根前表示“不,无”或者表示“使….成为,进入” illegal 非法的(il+legal 合法的)
il(不) + legal(合法的) → 不合法的 → 违法的
单词造句:
网友用 “Illegal” 造句精选
The deal may be ruled illegal. 这笔交易可能会被判定为非法。
...illegal drugs. …非法毒品。
illegal drugs 非法毒品。
It's illegal to deface property. 在房子上乱涂乱画是非法的。
a clothing factory where many other illegals also worked 一家允许很多其他非法劳工工作的服装厂。
...a clothing factory where many other illegals also worked. …一家允许很多其他非法劳工工作的服装厂。