| 释义 |
ob·liga·toryBrE /əˈblɪɡətri/ NAmE /əˈblɪɡətɔːri/ adjective ~ (for sb ) (to do sth )(formal ) that you must do because of the law , rules , etc .（按法律、规定等）必须的，强制的SYN compulsory◆ It is obligatory for all employees to wear protective clothing . 所有员工必须穿防护服装。OPP optional(oftenhumorous ) that you do because you always do it , or other people in the same situation always do it 习惯性的；随大溜的；赶时髦的◆ In the mid 60s he took the almost obligatory trip to India . 60 年代中期，他也赶时髦到印度一游。 |