| 例句 |
mustnoun something necessary, indispensable, or unavoidableexercise is a must if you want to stay healthy condition, demand, essential, must-have, necessary, necessity, need, needful, requirement, requisite, sine qua non precondition, prerequisiteadvantage, edge, plusdesideration, desideratum, wish nonessential, nonnecessity amenity, comfort, extra, extravagance, frill, indulgence, luxury, superfluity, surplus, surplusage to be under necessity or obligation towe must be quiet during the performance have (to), need, ought (to), shall, should will before the 12th century |