浓缩铀是核武器的一个关键组成部分。
If somebody knows you have a nuclear weapon in your house, they e going to think twice about breaking in.如果知道你家里有核武器,他们在破门而入之前肯定会再三考虑。
They know that they will be treated differently if they can prove they have a nuclear weapon.他们知道如果能证明自己拥有核威慑力,整个世界就会用另一种态度来对待他们。