/,prəʊhɪ'bɪʃn; [US] ,prəʊə'bɪʃn; ,proə`bɪʃən/
n
1 [U] forbidding or being forbidden 禁止; 阻止
*They voted in favour of the prohibition of smoking in public areas. 他们投票赞成禁止在公共场所吸烟.
* Use of the drug has not declined since its prohibition. 自从禁用该药以来, 该药的使用并未减少.
2 [C] ~ (against sth) edict or order that forbids sth 禁令; 禁律
*a prohibition against the sale of firearms 禁止出售火器的法令.
3 Prohibition [U] period of time (1920-1933) when the making and selling of alcoholic drinks was forbidden by law in the US 禁酒时期（1920-1933年间美国以法律禁止酿酒及售酒的时期）.

n
[U]
the act of saying that something is illegal
prohibition of
　the prohibition of the sale of firearms
[C]
an order stopping something
prohibition on/against
　a prohibition on Sunday trading