illicit

• 被法律、规则或习俗所禁止的；非法的或不道德的。

Forbidden by law, rules, or custom; illegal or immoral.

1. Forbidden by lawB2formal

   Contrary to or prohibited by official rules or legislation.

   非法的

   • The police cracked down on illicit drug trafficking.
   • He was arrested for engaging in illicit trade.
   • The company was fined for its illicit financial activities.

   同义词bannedforbiddenillegaloutlawedprohibitedunlawful

   反义词lawfullegallicit

2. Against social or moral normsB2formal

   Contrary to accepted standards of morality, especially regarding relationships or behavior.

   不道德的

   • They carried on an illicit affair for years.
   • The novel explores the consequences of illicit love.
   • Society often condemns illicit relationships.

   同义词immoralimproperindecentsinfulunethicalunprincipledwickedwrong

   反义词decentethicallegitimatemoralproper