Happiness lies in the consciousness we have of it.谁能解释这个句子后半部分的语法?of的用法?

问题描述:

Happiness lies in the consciousness we have of it.谁能解释这个句子后半部分的语法?of的用法?

Happiness lies in the consciousness we have of it.
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Happiness lies in the consciousness of it(代指happiness) we have.
“幸福就在于我们能感受到幸福的存在.”