/ˌprəʊɪˈbɪʃn; US ˌprəʊəˈbɪʃn ||; ˌproəˈbɪʃən/noun1 [C] (formal 正式)a prohibition (on/against sth) a law or rule that forbids sth 禁令: There is a prohibition on the carrying of knives. 有一项禁止携带刀子的法律。
2 [U] the action of stopping sth being done or used, especially by law 禁止（尤指根据法律）: the prohibition of alcohol in the 1920s 20世纪20年代的禁酒