We don't realize what a privilege it is to grow old with someone.
句子语法结构分析：
主语：We(我们）
谓语：don't realize（没有意识到）
宾语从句：what a privilege it is to grow old with someone （和一个人一起变老是件多么荣耀的事）
中文翻译：我们没有意识到，和一个人一起变老是件多么荣耀的事情。
宾语从句语法结构分析：
形式主语:It（它）
系动词：is（是）
表语：what a privilege(多么荣幸/多么荣耀的事情）
真正主语：to grow old with someone （和某个人一起变老）
privilege
英 ['prɪvəlɪdʒ] 美 [ˈprɪvəlɪdʒ, ˈprɪvlɪdʒ]
n. 特权；（因财富和社会地位而仅有部分人享有的）权益；免责特权；特殊荣幸
vt. 给与…特权，特免
特权； 优先求偿权； 优先购股权； 优惠
(1)（某人或某团体独享的）特权，优惠
A privilege is a special right or advantage that only one person or group has
The Russian Federation has issued a decree abolishing special privileges for government officials.
俄罗斯联邦已经颁布法令废除政府官员的特权。
...the ancient powers and privileges of the House of Commons.
国会
下议院古老的权力和特权
(2)（常指因财富、社会地位而享有的）特权，优惠
If you talk about privilege, you are talking about the power and advantage that only a small group of people have, usually because of their wealth or their high social class.
Pironi was the son of privilege and wealth, and it showed...
皮罗尼出身于有钱有势的豪门，这看得出来。
Having been born to privilege in old Hollywood, she was carrying on a family tradition by acting.
她出身于过去好莱坞的名门，继承了当演员的家族传统。
(3) 单数名词荣幸；荣耀 You can use privilege in expressions such as be a privilege or have the privilege when you want to show your appreciation of someone or something or to show your respect.
It must be a privilege to know such a man...
认识这样的人肯定很荣幸。
I once had the privilege of meeting the late philosopher CLR James.
我曾经有幸和已故的哲学家C.L.R.詹姆士会面。
(4)动词特殊对待；给予…特权；给予…优待 To privilege someone or something means to treat them better or differently than other people or things rather than treat them all equally.
We want to privilege them because without the top graduate students, we can't remain a top university..
我们希望给予这些最顶尖的研究生特别照顾，因为没有他们，我们就无法继续处于一流大学之列。
They are privileging a tiny number to the disadvantage of the rest.
他们优待少数几个人，使其他人处于不利的境地。
right, privilege
这两个名词均含“权利”之意。
right： 普通用词，指某人或某物拥有符合法律、道义或道德的权利。
privilege： 指特许或恩施的权利，也指一般人或物所没有的有利条件。
1. Of course,no country has the privilege of fishing in our coastal water.
当然，在我国的
领海内没有一个国家有捕鱼的特权。
2. The queen may have privilege but she has no real political clout.
女王有特权，但无真正的政治影响力。
3. The club is the last stonghold of male privilege.
该俱乐部是最后一个保持男人特权的大本营。
4. Do not overdo your privilege of reproving me.
不要过分使用责备我的特权。
5. He never abuses his privilege.
他从不滥用特权。