Mandatory
英 [?m?nd?t?ri]美 [?m?nd?t?ri]
釋義
adj. 強制性的;強制的;法定的;義務的
n.受托者
例句
1、In any case, separation of the two viewpoints is mandatory.
無論如何，把這兩種觀點分開是必不可少的。
2、I think it should be mandatory that everyone drive cross-country.
我認為每個人都必須來壹次橫越之旅。
3、By the way, it's mandatory reading for everybody, okay?
順便說壹句，大家都去讀讀這本書，好嗎？