prevent from

基本解释

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。
To prevent and investigate illegal activities; to attack and take precautions against terrorism; to maintain the public order and prevent from activities against public order.
预防、制止和侦查违法犯罪活动；防范、打击恐怖活动；维护社会治安秩序，制止危害社会治安秩序的行为；
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Ridgewell calculated that, with current carbon prices, farmers could earn 23 euros per hectare for the CO2 they prevent from reaching the air.
Ridgewell的计算结果指出，按照当前的碳价，农民们将因他们在控制碳排放上的贡献从每公顷土地上得到23欧元的回报。

To prevent that from happening, American Secretary of State John Hay proposed what became known as the "Open Door" policy.
In order to keep the currency convertible they had to keep interest rates high to prevent people from demanding the gold.
为了保持货币的转换性,他们不得不将利率提高,以防人们向他们索求金子的兑换。
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They prevent the ligand from reaching its natural receptor, and so that antagonizes or inhibits the function of the natural ligand.
它们能够阻止配体与受体的结合,这样就拮抗或者说是抑制了配体的功能
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The NPT has been subverted by the very forces it was created to prevent from acquiring nuclear weapons.
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