英文關鍵字
abstract
agriculture
artificial
background
business
businessman
clean
clear
computer
conceptual
creative
creativity
currency
cyborg
dollar
ecology
energy
environment
environmental
euro
farm
field
financial
finger
floor
flora
forest
fresh
from
garden
graphic
green
ideas
intelligence
isolated
korean
land
lawn
leaf
leaves
made
money
nature
reality
robot
sign
signs
symbols
technology
touching
tree
virtual
yuan