tough是什么意思？

These findings are in agreement with what you would expect from the evolutionary theory: those who like to make friends and help others can gather enough resources to make it through tough times.

When I told a group of school children who displayed helpless behavior that a lack of effort led to their mistakes in math, they learned to keep trying when the problems got tough.

Times are so tough that even bosses are taking pay cuts.

There is, in our view, no real dispute here, we are all seeking the same thing, which is schools that better serve our children and our nation by encouraging students to tackle tough subjects under the guidance of gifted teachers.

In playgrounds, children create a hierarchy (等级) based on physical abilities, with the tough ones taking the lead.

tend to be physically tougher in adulthood

After tough workout or a day full of physical activity, it's common to find your muscles aching, but where do these pains come from?

Banks and car manufacturers are glad for the extra business in tough economic times.

Look, it's a tough decision, but you're running out of time, aren't you?

Sarina Harper, a 19-year-old student at virginia Tech, was faced with a tough dilemma when she first started college in 2015—pay rent or pay to turn in her chemistry homework.

A study by Mannaz, a leadership development company, suggests that, while the bully-boy chief executive of old may not have been eradicated completely, there is a definite shift in emphasis towards less tough styles of management – at least in America and Europe.

It is eradicating the tough aspects of management

He has a tough problem to solve.

The actor type works better in tough negotiations.

Psychologists are finding that hope plays a surprisingly vital role in giving people a measurable advantage in rounds as diverse as academic achievement, bearing up in tough jobs, and coping with tragic illness.

It has encountered increasingly tougher challenges.

Because children's brain and behavioral disorders, like hyperactivity and lower grades, can also be linked to social and genetic factors, it's tough to pin them on exposure to specific chemicals with solid 33 statistical evidence, which is what the EPA re

But now, that insurance has run out for him, and he has to make tough choices.

Extreme conditions produce extremely tough plants.

give yourself the resources to be tough by creating internal and external recovery periods.

It's tough to quantify how good a person is at remembering.

The big difference between "drought-tolerant" plants and these tough plants: metabolism.

We believe that the longer we tough it out, the tougher we are, and therefore the more successful we will be.

We often take a militaristic, "tough" approach to resilience and determination like a Marine pulling himself through the mud, a boxer going one more round, or a football player picking himself up off the ground for one more play.