must

英[mʌst , məst]美[mʌst , məst]

modal. 必须，一定，应该，一定要；

n.必须做的事；

英语六级真题

Marketers must qualify their claims on the product packaging and limit them to a specific benefit, such as how much of the product is recycled.

If our economies are to flourish, if global poverty is to be eliminated and if the well-being of the world's people enhanced—not just in this generation but in succeeding generations—we must make sure we take care of the natural environment and resources on which our economic activity depends.

Frederick's central idea, that stove, sink and kitchen table must be placed in such a relation that useless steps are avoided entirely, inspired the first fully fitted kitchen, designed in the 1920s by Margarete Schütter-Libotsky.

Contrary to some stereotypes, most adolescents believe they must be tolerant of differences among individuals ( ' , though they do not always find this easy in the cliquish ( ' , 拉帮结派的) environment of high school).

What you must understand is that those supplements, especially in some eastern cultures, are part of a medical practice tradition.

There must urgently be a meaningful mobilisation of the policies outlined in the agreement if we are to achieve national emissions reductions while helping the most vulnerable countries adapt to climate change.

Stacy is going to walk you through the step-by-step process of becoming a social worker and Mill will tell you about the range of options you have once you get your social work degree, as well as the high standards of responsibility the social workers must adhere to.

The whole fixture must be replaced—light source and luminaire—and this is never an inexpensive proposition.

The union backing it makes members think there must be something in it.

The lamp, the fixture, and the room, all three must work in concert for the true benefits of end users.

Our society depends on them being able to make critical decisions about their own medical treatment say, or what we must do about global energy needs and demands.

If the CFL should be used for lighting a particular space, or an object within that space, the fixture must be designed to work with that lamp, and that fixture with the room.

But people must acquire this skill somewhere.

But more privileged students must not waste this opportunity either.

Although a team may be composed of knowledgeable people, they must learn new ways of relating and working together to solve cross-functional problems.

"Once we scale up, algorithms must be sensitive to tiny changes in identities and at the same time invariant to lighting, pose, age," Kemelmacher-Shlizerman said.

And they must learn how to capitalize on the movement's benefits, such as opportunities for more citations and a way to build a reputation without the need for conventional metrics, such as publication in high-impact journals.

Any crack in that front could be fatal for tech companies that must operate worldwide.

As more journals and funders adopt data-sharing requirements, and as a growing number of enthusiasts call for more openness, junior researchers must find their place between adopters and those who continue to hold out, even as they strive to launch their

But that's the negative side, with risks that must be balanced against the benefits of sharing.

Casey, an expert in this field, suggests that the cooperation process within teams must be organized, promoted and managed.

Companies play a big role in creating a circular economy, in which value is generating less from extracting new resources and more from getting better use out of the resources we already have—but they must also get customers engaged in the process.

Contrary to some stereotypes, most adolescents believe they must be tolerant of differences among individuals though they do not always find this easy in the cliquish (拉帮结派的) environment of high school.

Few babies survive this rare condition, and those who do must endure numerous operations and are likely to have complex needs.

fish have a refuge in the streams and can expand into the lagoons when the lake is low and the lagoons are separate, Harper said All the lagoons join when the lake is high and fish must retreat to their stream refuges or die.

For this scheme to work, the government must provide wage subsidies to compensate for lost pay due to the shorter hours.

Frederick's central idea, that "stove, sink and kitchen table must be placed in such a relation that useless steps are avoided entirely", inspired the first fully fitted kitchen,designed in the 1920s by Margarete Schütter-Libotsky.

He sees a role for pediatricians to talk with parents about this, but believes the messaging must extend far beyond pediatricians' offices.

In other words, we really must make the case for why we are doing it.

Robots must obey humans, except where the order would conflict with Law 1.

So we must aim to complement the rationality of the machine, rather than to compete with it.

So, instead of innovation for innovation's sake and new products being created simply because the technology is there, the company culture must switch from these point-in-time innovations to a continuous pipeline of innovations from everywhere and everyon

Stacy is going to walk you through the step-by-step process of becoming a social worker and mill will tell you about the range of options you have once you get your social work degree, as well as the high standards of responsibility the social workers mus

Subjects played a computerized driving game in which the player must avoid crashing into a wall that materializes, without warning, on the roadway.

The public must be able to understand the basics of science to make informed decisions.

The whole fixture must be replaced — light source and luminaire — and this is never an inexpensive proposition.

They hypothesize that language diversity must be about history cultural differences, mountains or oceans dividing populations.

They must determine the risk of jeopardizing a job offer or a collaboration proposal from those who are wary of— or unfamiliar with—open science.

This is because they must share expensive facilities.

To put technology in its place, we must be conscious not only of how technology is changing, but also of how it is changing us.

You must have some preparation beforehand.

柯林斯高阶英汉双解学习词典释义

MODAL

必须；一定要

You use must to indicate that you think it is very important or necessary for something to happen. You use must not or mustn't to indicate that you think it is very important or necessary for something not to happen.

例句

MODAL

(通常因为规定或法律)必须，应当

You use must to indicate that it is necessary for something to happen, usually because of a rule or law.

例句

MODAL

(用于表示肯定推测)一定，谅必

You use must to indicate that you are fairly sure that something is the case.

例句

MODAL

(用于表示据已知情况推测)很可能是，想必是，肯定是

You use must, or must have with a past participle, to indicate that you believe that something is the case, because of the available evidence.

例句

MODAL

(用于表示前者为后者的前提)应该已经(发生)

If you say that one thing must have happened in order for something else to happen, you mean that it is necessary for the first thing to have happened before the second thing can happen.

例句

MODAL

(用于表示意图)一定要，坚持要

You use must to express your intention to do something.

例句

MODAL

(用于表示建议或邀请)务必，一定要

You use must to make suggestions or invitations very forcefully.

例句

MODAL

(用于表示同情)必定，想必

You use must in remarks and comments where you are expressing sympathy.

例句

MODAL

(用于强调)我得说/我得承认

You use must in conversation in expressions such as 'I must say' and 'I must admit' in order to emphasize a point that you are making.

例句

MODAL

(用于引起读者或听众的注意)一定要注意/一定记住

You use must in expressions such as 'it must be noted' and 'it must be remembered' in order to draw the reader's or listener's attention to what you are about to say.

例句

MODAL

(用于问句中表示生气)偏偏，非要

You use must in questions to express your anger or irritation about something that someone has done, usually because you do not understand their behaviour.

例句

MODAL

(用于感叹句，表示惊讶或震惊)一定是，准是

You use must in exclamations to express surprise or shock.

例句

N-COUNT

必不可少的事物;一定要做的事

If you refer to something as a must, you mean that it is absolutely necessary.

例句

PHRASE

如果你一定要(这样做的话)

You say 'if you must' when you know that you cannot stop someone doing something that you think is wrong or stupid.

例句

PHRASE

如果你一定想要知道的话

You say 'if you must know' when you tell someone something that you did not want them to know and you want to suggest that you think they were wrong to ask you about it.

例句

英汉词典释义

_no_

必须

必然要, 必定会

(做出逻辑推断)

(表示坚持)

n.

必须做的事, 必不可少的事物

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

英英词典释义

Noun

1. a necessary or essential thing;

2. grape juice before or during fermentation

3. the quality of smelling or tasting old or stale or mouldy

Adjective

1. highly recommended;

行业词典

医学： 鲜葡萄汁，果汁：葡萄或其他水果的未发酵汁液；