1.prohibit的基本意思是“禁止”,指以法令、条例、规章的形式禁止某事,禁止某人做某事。含有较弱的专横行使权力的意思,有时则指为了当事人的权益或有条理的秩序而强加的限制。
2.prohibit是及物动词,接名词、代词或动名词作宾语。

prohibit from(v.+prep.)
禁止 forbid sth/sb from doing sth especially by laws or regulations
▲prohibit sb from v-ing
The law prohibits tobacconists from selling cigarettes to children.法律禁止烟贩向儿童出售香烟。
We prohibit pupils from smoking.我们禁止学生抽烟。
He threw himself in front of the door and prohibited us from leaving.他猛冲到门前不让我们离开。
◇ 用于be ～ed结构
The tourists are prohibited from getting on the island.旅游者被禁止登上那个小岛。
You are prohibited from riding bicycles on the sidewalk.禁止人行道上骑自行车。

用作及物动词
▲S+～+n./pron.
Prohibit the sale of alcoholic beverages.禁止出售含酒精的饮料。
We prohibit air guns and the weapons that might wound someone.我们禁止使用气枪等伤人的武器。
Your bid is so low that it prohibits business.你们的报价太低无法成交。
The high cost prohibits the widespread use of the drug.该药昂贵而影响其广泛应用。
◇ 用于be ～ed结构
All native traffic is prohibited for three months.当地交通被禁止通行三个月。
The act was wrong in the scene that it was prohibited by law.因为法律禁止,所以这个行动是错误的。
▲S+～+(sb/sb's) v-ing
Many firms prohibit smoking in the office.许多公司禁止在办公室抽烟。
Rainy weather and fog prohibited flying.多雨的天气和雾妨碍了飞行。
The police prohibit parking in the city centre.警方禁止在市中心区停车。
His small size prohibits his becoming a policeman.他身材矮小,当不成警察。
The police prohibited us reporters entering Brazil at Recife.警察禁止我们记者从累西菲进入巴西。
◇ 用于be ～ed结构
Smoking is strictly prohibited.严禁吸烟。

prohibit, forbid
参见forbid条。

［派生词］ prohibition n.禁令,禁律;禁酒‖prohibitive adj.禁止使用或购买的,禁止性的;(指价格等)高得买不起的;禁止的‖prohibitively adv. 禁止地‖prohibitiveness n. 禁止