forbid １．forbid sb. to do sth. 禁止某人做某事 ２.~ sb. from doing sth.　与上面意义相同 He forbad them from mentioning the subject again. 2. ~ doing: make it difficult or impossible to do　使做．．．很困难 Lack of space forbids holding more activities. forbidden adj. eg. The Forbidden City forbidding adj. unfriendly or frightening a ~ appearance/look/manner/ house。