英文關鍵字
academia
academics
alphabet
ancient
background
bilingual
black
book
bookcase
bookworms
brainy
brown
closeup
college
definitions
dictionary
eager
education
explanation
explanatory
finger
intelligent
knowledge
language
learn
library
light
long
look
meaning
monolingual
page
reader
red
scholarly
scholars
smart
straight
students
studious
study
studying
textbook
university
word
years