must的现在完成时怎么写？

must的一般过去时为：must...

aux.必须，必然要，（做出逻辑推断），（表示坚持）n.必须做的事，必不可少的事物，葡萄汁，霉臭，麝香vt.& vi.（表示必要或很重要）必须，（提出建议）应该，得，（表示很可能或符合逻辑）一定adj.不可或缺的，狂暴的...

must的近义词有：have to, must。下面这两个动词均有"必须，不得不"的含义：have to：通俗用语，指受客观条件或环境迫使而"不得不"做某事，突出客观性。must：通常表示命令或说话人主观认为必须要做某事，含强调语气，侧重主观性。...

You must have noticed how tired he sometimes looks.你一定注意到他有时候显得特别疲惫。"His memory must be completely back, then?" — "Just about."“这么说，他的记忆一定是完全恢复了？”——“差不多。”There must be any number of people in my position.一定有很多人处在我这种境况。...

must的第三人称单数（三单）为：musts...

must的音标：must的英式发音音标为：[məst]must的美式发音音标为：[mʌst]...

Although your heart is breaking, you must face the truth that a relationship has ended...虽然你伤透了心，但也必须面对现实，一段感情已结束了。Some of the blame for the miscarriage of justice must be borne by the solicitors...律师们应对误判负部分责任。The packa...

must的现在进行时为：musting...

must的复数形式为：musts...

The dykes were built as a protection against the sea.建筑堤坝是为了防止海水泛滥.I never enjoy meeting Nigel Dykes.我就怕遇到奈杰尔. 戴克斯.Stocks , dykes etc. can be placed in simple sequence with the sedimentary rocks.岩株, 岩墙等可以按其与沉积岩的简单顺序放在图中....

“阔边帽”的英语可以翻译为：oadbrim ...

vi.吃饭，进餐vt.设宴款待，请客...

vt.准备好...

He smiled, an odd, dreamy smile that sent chills up my back.他笑了，笑容古怪迷离，叫我后背发凉。Profusely sweating and quivering with chills, he murmured his last words.出了很多汗的他打着冷战，含糊不清地说出了他的遗言。These evening damps and chills play Old Harr...

“后母”的英语可以翻译为：stepmother ...

ganglion的复数形式为：ganglions...

管道和排放管要符合当地规程要求.Pipe the discharge line in accordance with local code requirements.这种方法要求使用排放管来从容器中提取液相.This method requires liquid - phase withdrawal from the container using an eductor tube.不要缩小从气隙连接件引出的排放管口径.Do not re...

“胎衣”的英语可以翻译为：afterbirth ...

A NEW SPECIES OF ORIBATID MITE OF GENUS CEPHEUS FROM CHINA ( ACARIFORMES: CEPHEIDAE )四川鲜甲螨一新种 ( 真螨目: 鲜甲螨科 )...

The event was an undoubted success.这件事毫无疑问是成功的。She has an undoubted talent as an organizer.她的确有组织才能。She is undoubted star of British ballet.她是英国毋庸置疑的芭蕾明星....

“纤铁矿”的英语可以翻译为：lepidocrocite ...

“贝蒂”的英语可以翻译为：[计] Betti，Betty...

bookcases的音标：...

repository的音标：repository的英式发音音标为：[rɪ'pɒzətri]repository的美式发音音标为：[rɪ'pɑzətɔri]...