sb is not allowed to do sth某人不被允许做某事 同样的意思,还可以用以下说法来代替:sb is prohibited to do sth 或 sb is forbidden to do sth某人被禁止去做某事
Someone is not allowed to do something.某人不被允许做某事
make/ let sb. not do sth. 不让某人做某事