single是什么意思？

They suggest this indicates that dogs aren’t sensing emotions from a single feature, but piecing together information from all facial features just as humans do.

They're also only a single layer in what should ideally be a many-sided approach to securing your home, one that includes common sense things like sound locks and proper exterior lighting at night.

There is no single easy quick solution to the problem.

SimpliSafe was singled out in one recent article on jamming, complete with a video showing the entire system being effectively bypassed with handheld jamming equipment.

When good students turn in an essay, they dream of their instructor returning it to them in exactly the same condition, save for a single word added in the margin of the final page: Flawless.

Dr.Ben Carson grew up in a poor single-parent household in Detroit.

They needn't pay a single cent for their power consumption on sunny days.

high schools was made this year, as in years past, according to a single metric, the proportion of students taking college-level exams.

And study after study finds that a garden is the single most important thing in finding that quality.

No single online activity is to blame for excessive use, he said.

There are now growing numbers of people who live alone, single parents and children, and double-income families

As much as I enjoy my own company, I no longer imagine I can get through a single day much less all my life completely on my own.

I for one try not to miss a single weekly meeting of my knitting group.

It is impossible that a single shot of education, administered in childhood and early adulthood, will be able to support a sustained, 60-year career.

It is impossible that a single shot of education, administered in childhood and early adulthood,will be able to support a sustained, 60-year career.

It takes many hours to craft a single sign.

millions of people travel by plane every single day.

Not really, because the police don't have time to police every single driver.

Some 14% of young adults lived alone, were a single parent or lived with one or more roommates.

This is mainly because women are more likely than men to be single parents living with their children.

More than a quarter of children live in single-parent households—a historic high, according to Pew—and these children are three times as likely to live in poverty as those who live with married parents.

According to Mark Saul, the director of competitions for the Mathematical Association of America, not a single African-American or Hispanic student—and only a handful of girls—has ever made it to the Math Olympiad team in its 50 years of existence.

And on reflection, this is not surprising; the single word environment has so many dimensions, and there are so many other factors affecting wealth—such as the oil deposits—that teasing out a simple economy-environment relationship would be almost impossible.

The video camera that one single mother bought for a special occasion, for example, is not much fun now.

So what factors, at the community level, do predict if poor children will move up the economic ladder as adults? What explains, for instance, why the Salt Lake City metro area is one of the 100 largest metropolitan areas most likely to lift the fortunes of the poor and the Atlanta metro area is one of the least likely?Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the single strongest correlate of upward mobility.

Prevalence of single mothers ( ' , where correlation is strong, but negative) 3.

These are likely to have more resources andmore knowledge about all aspects of advertising and advertising media than single company.

Amid the current concerns about the federal deficit, reaching toward the stars seems a dispensable luxury—as if saving one-thousandth of a single year's budget would solve our problems.

In the modem industrialised agricultural process—which developing nations are moving towards in order to increase future yields—energy usage in the making and application of fertilisers and pesticides represents the single biggest component

But he hasn't gone through a single meeting, has he?

For example, in 1909 anyone who wanted to make a single copy of a literary work for personal use had to do so by hand

The origins, though not the cause of Ebola-Sudan, can be traced back to a single individual in a Sudanese town.

Andrea, Rick and Zac stayed in the basement department, sharing laundry and single bathroom with Michael, his wife and their two children.

As much as I enjoy my own company, I no longer imagine I can get through a single day much less all my life completely on my own.

He said not a single word during the entire flight.

"In America there are large ants which can eat whole trees bare as a broom handle in a single night,"she wrote in the description.

"It's a very small number of games that would trigger this secondary compensation issue," said voice actor Crispin Freeman, who's a member of the union's negotiating committee. "This is an important aspect of what it means to be freelance (从事自由职业的) perfor

According to Mark Saul, the director of competitions for the Mathematical Association of America, not a single African-American or hispanic student—and only a handful of girls—has ever made it to the Math Olympiad team in its 50 years of existence.

Although many of the churches appear from the outside to be complex structures, they normally feature only a single storey but numerous different roof levels.

And on reflection, this is not surprising; the single word" environment" has so many dimensions, and there are so many other factors affecting wealth—such as the oil deposits—that teasing out a simple economy-environment relationship would be almost impos

And they were more likely to have a criminal record and to be raising a child as a single parent on a very low income.

And to get at the contents of a single iPhone, the government says it needs a court order and Apple's help to write new code; in earlier versions of the iPhone, ones that were created before Apple found religion on 热衷于 privacy, the Fbi might have been abl

And yet, not a single interviewer has ever asked me about my educational background.

Apple argues that it is fighting to preserve a principle that most of us who are addicted to our smartphones can defend: Weaken a single iPhone so that its contents can be viewed by the American government and you risk weakening all iPhones for any govern

By 2008, the figure had fallen into the single 33 digits.

Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the "single strongest correlate of

Jerry is single and has no dependence.

Manufacturing companies on average rely on more than 35 contract suppliers around the world to create a single product.

On Jan 9, 2007, Steve Jobs formally announced Apple's "revolutionary mobile phone"—a device that combined the functionality of an iPod, phone and Internet communication into a single unit, navigated by touch.

She was the first to bring together insects and their habitats, including food they ate, into a single ecological composition.

The most common CubeSat is a 10cm cube, so small that a single CubeSat could easily be mistaken for a paperweight on your desk.

The robots have provided major benefits to farmers in various ways, from hunting and pulling weeds monitoring the condition of every single fruit.

This is an important aspect of what it means to be freelance (从事自由职业的) performer, who isn't regularly employed every single day working on projects.

Turning every single word into the target language would put too much strain on the interpreter and slow down the whole process too much.

Whereas some of the low-self-control study members are more likely to be single parents with a very low income and the parent is in poor health and likely to be a heavy substance abuser.