| 单词 | must |
| 释义 | must 1. v. & n. --vaux. (3rd sing. present must; past had to or in indirect speech must) (foll. by infin., or absol.) 1. a be obliged to (you must go to school; must we leave now?; said he must go; I must away). Usage The negative (i.e. lack of obligation) is expressed by not have to or need not; must not denotes positive forbidding, as in you must not smoke. b in ironic questions (must you slam the door?). 2. be certain to (we must win in the end; you must be her sister; he must be mad; they must have left by now; seemed as if the roof must blow off). 3. ought to (we must see what can be done; it must be said that). 4. expressing insistence (I must ask you to leave). 5. (foll. by not + infin.) a not be permitted to, be forbidden to (you must not smoke). b ought not; need not (you mustn't think he's angry; you must not worry). c expressing insistence that something should not be done (they must not be told). 6. (as past or historic present) expressing the perversity of destiny (what must I do but break my leg). --n colloq. a thing that cannot or should not be overlooked or missed (if you go to London St Paul's is a must). Phrases and idioms I must say often iron. I cannot refrain from saying (I must say he made a good attempt; a fine way to behave, I must say). must needs see NEEDS. Etymology: OE moste past of mot may 2. n. grape-juice before fermentation is complete. Etymology: OE f. L mustum neut. of mustus new 3. n. mustiness, mould. Etymology: back-form. f. MUSTY 4. adj. & n. (also musth) --adj (of a male elephant or camel) in a state of frenzy. --n this state. Etymology: Urdu f. Pers. mast intoxicated |
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