A lifetime of joy中的of表示什么我查了一下,lifetime和joy都是名词词性,那么of在其中是表示什么?

A lifetime of joy中的of表示什么我查了一下,lifetime和joy都是名词词性,那么of在其中是表示什么? A lifetime of A lifetime of happiness a lifetime of waiting A lifetime of The smile of a lifetime Promise Of A Lifetime 歌词 You丶A lifetime of Lifetime love a person for a lifetime of happiness Is consciousness a matter of lifetime only? the moment of a lifetime是什么意思 a lifetime's worth of friends 翻译 A lifetime of loneliness什么意思 Give you a lifetime of love用汉语怎么读急求 谁有 promise of a lifetime 的LRC歌词~ Pig wife keep up a lifetime of happiness什么意思 The woman meet the love is a lifetime of happiness I will cherish you for a lifetime of Lu