| 单词 | must |
| 释义 | must must1 /must/, auxiliary verb. 1. to be obliged or bound to by an imperative requirement: I must keep my word. 2. to be under the necessity to; need to: Animals must eat to live. 3. to be required or compelled to, as by the use or threat of force: You must obey the law. 4. to be compelled to in order to fulfill some need or achieve an aim: We must hurry if we're to arrive on time. 5. to be forced to, as by convention or the requirements of honesty: I must say, that is a lovely hat. 6. to be or feel urged to; ought to: I must buy that book. 7. to be reasonably expected to; is bound to: It must have stopped raining by now. She must be at least 60. 8. to be inevitably certain to; be compelled by nature: Everyone must die. v.i. 9. to be obliged; be compelled: Do I have to go? I must, I suppose. 10. Archaic. (sometimes used with ellipsis of go, get, or some similar verb readily understood from the context): We must away. adj. 11. necessary; vital: A raincoat is must clothing in this area. n. 12. something necessary, vital, or required: This law is a must. [bef. 900; ME most(e), OE moste (past tense); c. G musste. See MOTE2] Syn. 1. MUST, OUGHT, SHOULD express necessity or duty. MUST expresses necessity or compulsion: I must attend to those patients first. Soldiers must obey orders. OUGHT (weaker than MUST) expresses obligation, duty, desirability: You ought to tell your mother. SHOULD expresses obligation, expectation, or probability: You are not behaving as you should. Children should be taught to speak the truth. They should arrive at one o'clock. must2 /must/, n. new wine; the unfermented juice as pressed from the grape or other fruit. [bef. 900; ME, OE < L mustum, short for vinum mustum new wine] must3 /must/, n. mold; moldiness; mustiness: a castle harboring the must of centuries. [1595-1605; back formation from MUSTY1] must4 /must/, n. musth. must5 /must/, Obs. n. 1. musk, esp. a powder made from musk. v.t. 2. to powder (the hair). [1480-90; earlier moist < MF must, var. of musc MUSK] |
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