重水之所以重是因为水中氢的重量是普通氢的两倍（它的原子核中有一个质子和一个中子，而不仅仅是一个质子）。
Heavy water is heavy because the hydrogen in it weighs twice as much as ordinary hydrogen (it has a proton and a neutron in its nucleus, instead of just a proton).
之所以需要高能量是因为希格斯粒子被认为非常重。
And high energies are needed because the Higgs is thought to be quite heavy.
他猜想一些人之所以喜欢该方法，是因为它让他们看起来更像是十分重要的软件开发人员，而不是普通的技术撰稿人。
He suspects that writers like this approach because it helps them be treated like important, exciting software developers rather than lowly, boring tech writers.
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