expert是什么意思？

They ate three meals regularly every dayThey were expert at cooking meals.

You probably think college students are experts at sleeping, but parties, preparations for tests, personal problems and general stress can wreck a student’s sleep habits, which can be bad for the body and the mind.

Jody Hubbard is a diet and nutrition expert who travels around the state to speak in middle and high schools.

Gamification is about understanding what it is that makes games engaging and what game designers do to create a great experience in games, and taking those learnings and applying them to other contexts such as the workplace and education, explains Kevin Werbach, a gamification expert who teaches at the Wharton School of Business at the University of Pennsylvania in the United States.

Does that mean the link between lower oil prices and growth has weakened?Some experts say there are still good reasons to believe cheap oil should heat up the world economy.

There have been half-hearted but well-publicized efforts by some food companies to reduce calories in their processed foods, but the Standard American Diet is still the polar opposite of the healthy, mostly plant-based diet that just about every expert says we should be eating.

Isn't it a bit weird that spending it should happen in half a blink ( ' , 眨眼 ) of an eye? Doesn't a wallet—that time-honoured Friday-night feeling of pleasing, promising fatness—represent something that matters? But I'll leave the economics to the experts.

It helps us lower usage at peak power times," says solar expert Mike Keesee.

But the message that everyone must screen for cancer has become so deep-rooted that when health care experts recommended that women under 50 and over 74 stop screening for breast cancer, it caused a riotous reaction among doctors, patients and advocacy groups.

But experts say that even when combined , alternative energy sources will likely meet only about 30% of the world's energy needs by 2050.

Energy and sustainability experts say the answer to our future energy needs will likely come from a lot solutions ons both traditional and alternative

But even before its release, the report drew criticism from some experts on climate and risk, who questioned its methods and conclusions.

It was challenged by some climate and risk experts

Experts believe the boxes from Air France Flight 447, which crashed near Brazil on June 1,2009, are in water nearly that deep, but statistics say they're still likely to turn up.

Social workers and experts on aging offer caregivers and potential caregivers help when arranging for the care of an elderly relative.

"Gamification is about understanding what it is that makes games engaging and what game designers do to create a great experience in games, and taking those learnings and applying them to other contexts such as the workplace and education," explains Kevin

"The link between sleep and health, and bad sleep and disease is becoming clearer and clearer," says Lawrence Epstein, a sleep expert at Harvard University.

A freshman textbook will have dozens of contributors, from subject-matter experts through graphic and layout artists to expert reviewers and classroom testers.

A Pearson spokesperson told BuzzFeed News that "digital materials are less expensive and a good investment" that offer new features, like audio texts, personalized knowledge checks and expert videos.

A transportation expert told the reporter that job growth likely plays a part as well, along with some people driving longer distances to and from work.

As I sat blocked and clueless for two solid days, I momentarily wondered if I couldn't just call an expert on the subject matter which I was tackling, or someone who took the class previously, to get me going.

Commenting on the find, snake expert Robert Henderson, from the milwaukee Museum of Natural history, said: "Worldwide new species of frogs are being discovered and described quite regularly."

There have been half-hearted but well-publicized efforts by some food companies to reduce calories in their processed foods, but the Standard American diet is still the polar opposite of the healthy, mostly plant-based diet that just about every expert sa

Travel was arduous and costly throughout the period, possible only for a privileged class—the same that produced gentlemen scientists, authors, antique experts, and patrons of the arts.

In the past, health experts warned us that the day would come in which it would become very difficult to provide medical care for even common problems such as lung infection or severe sour throat.

Why, then, has this claim become so popular?Part of the answer is that this is what always happens during periods of high unemployment—in part because experts and analysts believe that declaring the problem deeply rooted, with no easy answers, makes them sound serious.

Virtually all experts agree that the fee-for-service system—doctors are rewarded for the quantity of care rather than its quality of effectiveness—is a primary reason that the cost of care is so high.

To testify to the experts' analysis of America's problems.

Overly strict standards often fail, James Bartram, a WHO water-health expert, said.

I've been looking at what self-proclaimed experts were saying about unemployment during the Great Depression; it was almost identical to what Very Serious People are saying now.

U.N. weather expert Geoffrey Love says that is the bad news.

As lighting expert Howard Brandston points out, Generally, there are no bad light sources, only bad applications.

It notes that, in recent years, experts have come to the conclusion that undernourishment between conception and a child’s second birthday can have serious and long-lasting impacts.

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

The form and style are very familiar, and best of all, you are the world-class expert on the subject of YOU .

Guided by expert knowledge from a panel of science-focused career advisers, each trainee's self-assessment is used to rank a set of career trajectories(轨迹)

Analyzing data from the United Nations and the World Economic Forum, among others, and consulting with experts and academics, we measured 28 factors to come up with our rankings.

Experts see a movement toward the use of mobile technology in education, though they say it is in its infancy as professors try to come up with useful applications.

Some experts say that the rain forest is already at the

Experts on leadership will quickly point out that "how things get done" influences the success of the outcomes and indicates a right way and a wrong way to do things.

Many experts now believe that given the right policies, the effects, though grave, need not be catastrophic.

Paul Phillips, an expert from the High Field Hospital.

Many environmental experts now believe that methane is more responsible for global warming than carbon dioxide.

Surrounded by open ocean, it is also vulnerable, but Antarctic experts disagree strongly on just how unstable it is.

Health experts advise that the average woman should consume about 2,000 calories a day and a man about 2,500 calories to maintain a healthy weight

What warning did some health experts give?

It was invented by a group of language experts in the year of 1887.

"If they are anywhere near worth their salt as engineers, I bet they are rethinking their threat model as we speak," said Jonathan Zdziarski, a digital expert who studies the iPhone and its vulnerabilities.

"Overly strict standards often fail," James Bartram, a WHO water-health expert, said.

As lighting expert Howard Brandston points out, " Generally, there are no bad light sources, only bad applications. "

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

Expert performance is not beyond thought.

Indeed, when the expert pays attention to the mechanics, it is liable to disrupt performance.

It turns out that the less skilled pianist spends more time looking at her fingers than does the expert who, in contrast, is more likely to be looking at the sheet music, or looking ahead at keys he's not yet playing.

Some "expert amateurs" in the satellite game could provide some inspiration for how to proceed responsibly.

The expert review also found insufficient evidence to recommend any drugs or dietary supplements that could prevent or slow cognitive decline.

The eye tracker gives expert and learning performers a glimpse into what they do without thinking about it.

This has led some to say that the expert operates in a zone "beyond thought", in a state of flow.

This means an unprecedented number of people are surviving longer in conditions requiring expert support.