That's because the particles differ in the amount of solar energy that they prevent from reaching the ground.
这是因为硫化物颗粒和煤烟颗粒在遮挡太阳能到达地面的数量不一样。
From this perspective of relative rather than absolute supremacy, a superpower's strength lies as much in what it can prevent from happening as in what it can achieve.
从相对霸权而非绝对霸权的角度看，一个超级大国能阻止什么发生的力量同取得成绩的力量一样大，另一方面同样也在于它能阻止什么。
He said this would prevent companies from creating new jobs.
他说这将阻止各公司创造新的职位。
Relative poverty, however, did not prevent Martin from equipping himself with an excellent education.
然而相对的贫穷并没有妨碍马丁接受良好教育。
It was too late to prevent the story from appearing in the national newspapers.
要阻止全国性报纸刊登这件事情已为时太晚。
We hope to prevent anything unpleasant from happening.
我们希望防止任何不愉快的事发生。
Nothing would prevent him from speaking out against injustice.
什么都不能阻止他鸣不平。
We have to prevent them from starting.
我们必须阻止他们开始。
These kinds of thoughts prevent you from getting your dream.
这些想法会阻止你实现梦想。
Snoring itself can interrupt sleep enough to prevent you from getting enough restorative rest.
打鼾本身会严重妨碍睡眠，阻止你获得足够的有助于复原的休息。
Forcing a child to behave morally may prevent her from internalizing the lesson you're trying to impart.
强迫孩子按道德行事可能会妨碍她将你试图传授的教训内化。
How do you prevent this from happening?
如何防止这种情况发生?
They eat algae and prevent it from overwhelming the coral.
它们以藻类为食，防止藻类压垮珊瑚。
Stretching out our arms and legs before doing a vigorous exercise can prevent us from getting injured.
在做剧烈运动之前伸展胳膊和腿可以防止我们受伤。
Learning to be mature and sensible can prevent us from becoming a constant source of worry to them.
学着变得成熟和理智可以防止他们不断为我们担心。
At this stage, there is no lightning-bolt solution, but two things would prevent matters from getting worse.
在这个阶段，没有闪电般的解决方案，但有两件事可以防止事情变得更糟。
This can prevent things from getting in their eyes at all.
这可以完全防止东西进入他们的眼睛。
Discrimination against women in the workplace would only prevent companies from high efficiency.
职场上歧视女性的行为只会妨碍公司取得高效率。
But if Congress wanted to prevent states from using their own resources to check immigration status, it could.
但如果国会想要阻止各州使用自己的资源来检查移民身份，它可以这么做。
Further treatment will prevent cancer from developing.
进一步治疗将预防癌症恶化。
This can prevent air from flowing freely to the lungs.
这可以防止空气任意流入肺部。
Too many irons in the fire can sap your energy and prevent you from seeing which path to take.
同时做太多的事情可能会消耗你的精力，使你看不清该走哪条路。
Too many irons in the fire can sap your energy and prevent you from seeing which path to take.
同时做太多的事情可能会消耗你的精力，使你看不清该走哪条路。
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