1.It tells you that you cannot get energy for free out of your force field.
就意味着你不可能在力场里面无偿地得到能量。
2.Cellulose is the most abundant natural macromolecular , which can be hydrolyzed to get energy, food and chemical industrial material.
纤维素是地球上最丰富的天然高分子化合物，可以通过水解的方法将其转化为为人类生产生活服务的能源、食物及化工原料。
3.But, so a magnetic field, you could actually try to get energy from it almost for free.
不过，就这样的磁场来讲，你还是可以，近于无偿地得到能量。
4.Leprechauns give energy to plants and animals. They get energy from big trees, and pass it to plants and wild animals.
小仙子们提供能量给植物和动物，他们从一棵大树上获得能量，然后再将它传递给其它植物和野生动物们。
5.Animals and plants also have special power stations in the cells called mitochondria, which use oxygen to get energy from sugar.
动物和植物也在细胞中有特殊的能量站——即线粒体——利用氧气从糖中获得能量。
6.The creatures on the ocean floor manage to survive without sunlight and get energy from other sources.
生活在大洋底部的生物必须在没有阳光的情况下生存，并且能利用其他能源。
7.But we've got an opportunity to recycle them into something more useful that enables us to get energy all of the time.
但如果我们有一个机会，能把核武器变成其他更有用的东西能够让我们始终获得电力的东西。
8.When it's time to practice or play, you'll get energy from the foods you've been eating all week.
当训练或比赛时间到了，你从你一周获得的食物中得到能量。
9.And you want to go towards iron if you want to get energy.
所以如果你想得到能源的话，就要向铁元素靠近。
10.If there is no oxygen, can we burn food to get energy?
如果没有氧气，我们通过燃烧食物取得能量吗？