Recycling also stimulates the local economy by creating jobs and trims the pollution control and energy costs of industries that make recycled products by giving them a more refined raw material.
废物回收还能创造更多就业机会,刺激当地经济发展,为产品循环利用产业提供更精制的原料,削减其控污和能源的支出。
Since such a large proportion of their fat stores is exhausted despite feeding, mother seals clearly cannot support all of lactation using only energy stored before giving birth.
由于如此大比例的脂肪储备在喂养过程中会消耗殆尽,海豹母亲显然不能仅靠生育前储存的能量来维持整个哺乳过程。
Sure, you might enjoy preparing healthy, energy-giving meals foryourself when you’re dieting, but that may not be much help when you’restaring down a chocolate bar.
显然,当你减肥时,你会很享受为自己准备健康营养的饭菜的过程,可是,若你看到楼下的巧克力店,情况就不同了。
In the United States, many people are also giving their time and energy to collect money and goods for the earthquake victims.
VOA: special.2010.02.05
So if we have a negative change in energy for any reaction as it's written, what that actually means is we're giving off energy as the reaction proceeds.
如果我们像这里写的这样,在任何一个反应过后,得,到的能量变化为负值,这就意味着我们在这个过程中放出了能量。
And instead of having the electron giving off energy as a photon, instead now the electron is going to take in energy from light and move up to that higher level.
与电子以光子形式施放能量不同,我们现在要从光中,获得能量到一个更高的能级。
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