| 例句 |
mandatoryadjective forcing one's compliance or participation by or as if by lawthe tests are mandatory for all students wishing to graduate compulsory, forced, imperative, incumbent, involuntary, necessary, nonelective, obligatory, peremptory, required all-important, essential, indispensable, needed, requisiteinsistent, persistent, pressing, urgentdemanded, enforcedcoercive elective, optional, voluntary chosen, discretionarydispensable, unnecessary, unneeded, unwantedinconsequential, insignificant, nonessential, unimportant in the 15th century |