萨瑟兰先生可能具有影响力来促使两大贸易巨头达成交易。
Mr. Sutherland may have the clout needed to push the two trading giants into a deal.
他们用木偶来启发小观众的想象力。
They use puppets to capture the imagination of younger audiences.
这是一个卖方市场,没有人被迫打折来保持其竞争力。
It's a seller's market, and no one is forced to discount to remain competitive.
And, if you ever get confused, the way to remember these is that you know energy is the integral of a force moving through a distance.
如果你感到很困惑的话,可以这么来记,能量是在沿力的方向进行路径积分。
The great discovery that Galileo and Newton made is that you don't need a force for a body to move at constant velocity.
伽利略和牛顿的伟大发现就是,物体不需要力来维持匀速运动
So, we can use Coulomb's force law to think and it does that, it tells us the force is a function of that distance. But what it does not tell us, which if we're trying to describe an atom we really want to know, is what happens to the distance as time passes?
来考虑这两个粒子之间的,它告诉我们力随距离的函数关系,但它不能告诉我们,而我们如果要描述,原子又非常想知道的是,距离随时间的变化时怎样的?
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