He had expended much time and energy on that experiment.

他已经花费许多时间、金钱在那实验上。

It's deeply poignant that we should expend so much effort on trying to look strong before the world.

说来辛酸，人必须耗费心力试着让自己在别人眼中看起来完美。

Like, I'm gonna expend energy on a machine.

就像，我要在机器上消耗能量。

The energy players expend on a football pitch and other local areas is being turned into a source of electrical power.

人们正试图将运动员在足球场上或其他场地中运动时释放的能量转化为电能。

Are there limits to the effort we should expend on saving animals threatened with extinction?

我们应该为拯救濒临灭绝的动物而付出的努力是否有限度？

Not real champagne, but plenty real enough for the amount of imagination expended on it.

不是真正的香槟，但足够真实，足以让您在上面花费大量的想象力。

Despite the effort expended on trying, Russia could not generate a sufficiently thick fog of war through cyberwarfare.

尽管付出了很多努力，俄罗斯仍无法通过网络战制造足够浓厚的战争迷雾。

After the coaster crests the initial lift hill, it begins an expertly engineered cycle – building potential energy on ascents and expending kinetic energy on descents.

在过山车到达最初的升力山顶后，它开始了一个专业设计的循环—— 在上升时积累势能， 在下降时消耗动能。

She dropped the rope over him, to learn how much of its length it would be necessary to expend on that side of the bank, went back, and disappeared as she had done before.

她把绳子放在他身上，以了解在银行的那一边需要花费多少长度，然后回去，像以前一样消失了。

It is already the case to a large extent in our professional schools, and ought to be the case in our colleges, if a college education is really worth the money and labor expended on it.

如果大学教育真的物有所值，那么我们的专业学校在很大程度上已经如此，而且在我们的大学中也应该如此。