英文關鍵字
active
adult
athlete
beautiful
buddy
casual
caucasian
communication
conversation
day
discussing
discussion
expression
field
friend
friendly
friends
friendship
greeting
guy
handsome
happiness
happy
joy
joyful
lifestyle
male
man
mate
mature
meadow
medical
natural
nature
outdoors
outside
park
people
person
positive
recreation
season
seasonal
smile
smiling
spa
speak
spring
summer
summertime
talk
talking
two
walking
young
youngster