prohibition of import

例句：

1. 1.The government has imposed a ban on the sale of tobacco products in the city.
   政府已经禁止在城市内销售烟草产品。
2. 2.The act of prohibition is often associated with the 19th century United States.
   禁酒令常常与19世纪的美国联系在一起。
3. 3. Prohibition was abolished in 1933, but it still had an impact on society.
   禁酒令在1933年被废除，但它对社会仍有影响。