户口本的英文：
household registration book

household是什么意思：
adj. 家喻户晓的；日常的，家常的；王室的；家庭的
n. 家庭；家务

He is a household legendary figure.
他是个家喻户晓的传奇性人物。

Computers have become household toys.
计算机已成了家庭的消遣玩意儿。

He was sent to superintend a household staff.
他被派去管理佣人。

registration是什么意思：
n. 注册，登记；登记证，注册证

There is no method in the way they do registration.
他们登记的毫无条理。

Would you fill in this registration form?
麻烦填写这张住宿登记表。

Did you see the registration number?
你看见车牌号了吗？

book是什么意思：
n. 书籍；著作；圣经；有内涵的事物；知识；剧本；账簿；卷，篇
adj. 从书本上学来的；账簿记载的
v. 预订；将…的姓名记在本子上；【英】预订房间 c

subsidiary book
辅助帐簿; 明细帐簿

It was a stupid book.
那是一本无聊的书。

This is the sum of this book.
这就是这本书的要点。