| 释义 |
must 1 AHD[mŭst] D.J.[mʌst]K.K.[mʌst]v.aux.（助动词）- To be obliged or required by morality, law, or custom:必须：为道德良心、法律或者习惯所要求或强迫：Citizens must register in order to vote.为了进行选举，公民们必须登记
- To be compelled, as by a physical necessity or requirement:必须，必要：由于物质需要和要求而被迫：Plants must have oxygen in order to live.为了存活植物必须有氧气
- Used to express a command or an admonition:一定，必须：用来表示命令或者愿望：You must not go there alone. You simply must be careful.你一定不要单独去那里。你一定要小心
- To be determined to; have as a fixed resolve:一定：下决心一定要；坚持要：If you must leave, do it quietly.如果你一定要离开，那就悄悄地走
- Used to indicate inevitability or certainty:表示不可避免性或者可能性：We all must die.我们都会死
- Used to indicate logical probability or presumptive certainty:可能：用来表示逻辑推断的可能性或假定的必然性：If the lights were on, they must have been at home.如果灯亮着，那么他们一定在家
v.intr.Archaic（不及物动词）【古语】- To be required or obliged to go:被要求或被迫去："I must from hence"(Shakespeare)“我必须从这里走”(莎士比亚)
n.（名词）- Something that is absolutely required or indispensable:一定，绝对：绝对必要或不可避免的应当去做之事：Promptness on the job is a must. Comfortable shoes are a must when taking a walking tour of Wales.工作上准时是绝对必要的。步行去威尔士旅行时舒服的鞋是绝对必要的物品
n.attributive.（定语名词）- Often used to modify another noun:常用来修饰另一个名词：a new book that is must reading; a list of must legislation for the session.一本不可不读的新书；开庭不可缺少的立法一览表
- Middle English moste 中古英语 moste
- from Old English mōste [past tense of] mōtan [to be allowed] * see med- 源自 古英语 mōste mōtan的过去时 [被允许] * 参见 med-
must 2 AHD[mŭst] D.J.[mʌst]K.K.[mʌst]n.（名词）- The quality or condition of being stale or musty.发霉：陈腐或者发霉的特性或状态
- Probably back-formation from musty 可能源自 musty的逆成词
must 3 AHD[mŭst] D.J.[mʌst]K.K.[mʌst]n.（名词）- The unfermented or fermenting juice expressed from fruit, especially grapes.果汁：从水果中压出的发酵或者未发酵的果汁，特别是从葡萄中挤出的
- Middle English 中古英语
- from Old English 源自 古英语
- from Latin mustum [neuter of] mustus [new, fresh] 源自 拉丁语 mustum mustus的中性 [新的，新鲜的]
must 4 AHD[mŭst] D.J.[mʌst]K.K.[mʌst]n.（名词）- Variant of musth musth的变体
must 5 AHD[mŭst] D.J.[mʌst]K.K.[mʌst]n.（名词）- Musk.麝香
- Scottish 苏格兰语
- from Old French 源自 古法语
- variant of musc * see musk musc的变体 * 参见 musk
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