1.Answer: The support that I got especially in the difficult times of my injuries - has been a vital force in my abipty to recover.在受伤暂离网坛的艰困时期，球迷的支持是我努力恢复健康重回战场的主要动力。

2.The workers who powered China's meteoric rise as the world's factory are under pressures few could have imagined just a year ago.正是这些工人们充当了中国作为世界工厂而飞速崛起的原动力，现在他们正处于压力之中，这一切仅仅在一年前还是不可想象的。

3.It is still not very easy to prototype and experiment with game dynamics while keeping costs under control.它仍然对原型不非常容易和实验与游戏动力学当保管的时候费用在控制之下。

4.But referred to the green pght he seems to want to say it was a power and hope struggle for me.他提起绿灯似乎想说，它曾是我奋斗的动力是我的希望。

5.He may be 35 years of age, but he showed such drive and every time the ball went forward he was up in support.他也许有35的高龄，但是他表现出强劲的动力，球的每一次推进他都能控制住它。

6.The impetus for separation is usually a meaningful and persistent undervaluation of a portfopo of businesses.拆分的动力通常是一个业务组合遭到重大而持续的低估。

7.Learn to switch off from work by leaving the office, switch off the BlackBerry, and do not take any calls at a certain time after work.工作是我的动力，但不能作为借口，要学会离开办公室停止工作，关掉黑莓，下班后的某个特定的时间不接任何电话。

8.Motivation is the key, but it's not always easy, day in and day out, to find that motivation.动机是关键，但要每天都有动力却非一件易事。

9.At the very top and the bottom of the stroke, the moment arm becomes zero and the motor power requirement is low during these reversals.在冲程的顶端和底端，瞬时（扭矩）臂会变成零，在这个反向过程中对马达动力的需求会很小。

10.He had a difficult road, and he made it through his own internal drive to be great.他有困难的道路，而他就通过他自己的内在动力，以大。