required是什么意思？

And there are environmental benefits, too: renting a car when you need it, rather than owning one, means fewer cars are required and fewer resources must be devoted to making them.

For example, one who doesn't know the rules a about plagiarism (剽窃) may accidentally use words or ideas without giving proper credit or one who fails to keep careful research notes may unintentionally fail to quote and cite sources as required.

Students of different races are required to share a room.

The same year, the Federal Aviation Authority required that the boxes, which were never actually black, be painted orange or yellow to aid visibility.

A 2016 review of 10 studies looking into the relationship between breakfast and weight management concluded there is "limited evidence" supporting or refuting (反驳) the argument that breakfast influences weight or food intake, and more evidence is required

As universities go digital, students are complaining of a new hit to their finances that's replacing—and sometimes joining—expensive textbooks: pricey online access codes that are required to complete coursework and submit assignments.

Frederic became one of her assistants, and Irene taught him the techniques required to work with radioactivity.

Many of the access codes he's purchased have been required simply to complete homework or quizzes.

Security devices are required to list the frequencies they broadcast on—that means that a potential thief can find what they need to know with minimal Googling.

She told BuzzFeed News that her freshman chemistry class required her to use Connect, a system provided by McGraw hill where students can suBMIt homework, take exams and track their grades.

By the 1950s, most schools required a brief personal statement of why the student had chosen to apply to one school over another.

Energy Usage: Energy is an essential resource across the entire food production cycle, with estimates showing an average of 7-10 calories of input being required in the production of one calorie of food

A stated goal of the Obama administration is to restore a big chunk of this employment, along with the multitude of skills that many of the jobs required.

What we want to encourage in these students is an active intellectual experience, in which they develop the wide range of complex reasoning abilities required of good lawyers

Students attend "short terms" in May and June to earn the credits required for graduation.

Nonetheless, the developers of the Chinatown garage are confident with the technology and are counting on it to squeeze 67 cars in an apartment-building basement that would otherwise fit only 24, accomplished by removing a maneuver space normally required.

Three letters of recommendation are required to apply to graduate schools.

According to a report, Google's self-driving cars clocked 1, 023, 3 km, and required human intervention 124 times.

And Sternberg argues that this is a required component of a love relationship.

But the only way college could be free is if the faculty and staff donated their time, the buildings required no maintenance, and campuses required no utilities.

From the early 1960s, local authorities were required to plan health and welfare services.

Furthermore, our rabbits are regularly cleaned and have all received the required shots.

higher education institutions are, under federal law, required to report graduation rates, but these reports typically only include Pell recipient number — not necessarily rates specific to first-generation students.

I know it's the end of high school, but many of my classmates are going on to the same university and we are still required to study hard, so what's the difference?

Internal recovery refers to the shorter periods of relaxation that take place within the frames of the work day or the work setting in the form of short scheduled or unscheduled breaks, by shifting at physical resources required for the initial task are t

The liquid is maintained above its melting point until steam is required, at which point the liquid is allowed to turn back into a solid, releasing its stored energy.

The value of a recovery period rises in proportion to the amount of work required of us.

This required local governments to provide residential accommodation for older people and supervise care homes run by independent organizations.