英文關鍵字
academic
adult
beautiful
book
bookshelf
busy
campus
caucasian
college
computer
coworking
desk
education
female
girl
happiness
happy
holding
homework
horizontal
indoors
knowledge
learning
library
lifestyle
literature
love
man
music
people
person
portrait
read
reading
research
school
serious
silhouette
sitting
student
study
studying
tablet
team
teamwork
technology
university
woman
work
writing
young