taboo
n
(pl ~s)
1 [C, U] (in certain cultures) ban or prohibition on sth that is regarded for religious or other reasons as not to be done, touched, used, etc (某些文化的)禁忌, 忌諱.
2 [C] (fig 比喻) general agreement not to discuss or to do sth 不涉及某事物之一致作法
There's a taboo on smoking in this office. 在這個辦公室里一向是都不吸煙的. taboo, adj prohibited by a taboo 禁忌的; 忌諱的
Questions and problems that were once taboo are now discussed openly. 一度視為犯忌的許多問題現在可以公開談論了.
Sex is no longer the taboo subject it used to be. 現在不再像過去那樣把性的問題視為禁區.
Any mention of politics is taboo in his house. 在他家里一提政治就犯忌.