英文關鍵字
adolescent
ballpoint
black
business
businessman
clock
closeup
contract
desk
document
documents
education
exam
guy
hand
handwriting
holding
indoor
knowledge
lawyer
learn
learning
legal
lesson
letter
lifestyle
man
note
notepad
notes
office
paper
pen
person
plan
school
sheet
sign
signature
signing
student
table
text
watch
white
work
workplace
write
writing