英文關鍵字
ancient
antique
archives
background
bibliography
book
bookcase
bookshelf
bookstore
brown
bunch
classics
close
collection
colorful
concept
cover
culture
dirty
education
grunge
hardcover
history
information
learning
library
literature
old
organized
page
paper
reading
row
sale
shelf
spine
stack
stained
study
studying
teaching
text
textbook
thesaurus
title
training
university
volume
wisdom