Like other birth control , plan b prevents pregnancy .

就如其他避孕方法一样，b计划也是阻止怀孕。

Fighting disrupts trade and prevents raw materials from being shipped from one country to another .

交战会中断贸易，并阻止原材料从一国被运至另一国。

Firstly we will look at what prevents people from accessing their intuition .

首先，要发现是什么在阻碍人们获得直觉力。

That 's a very high bar that prevents all but a few from proving the necessary moral numbness .

那是一个非常高的限制，阻止了几乎一些无法避免的道德麻木。

Protein also contains leucine , an amino acid that prevents muscle loss when you 're dieting .

蛋白质中含有亮氨酸，这是一种氨基酸能在你节食的时候阻止肌肉消失。