英文關鍵字
4th
adult
america
american
background
bearded
cap
caucasian
celebration
citizenship
clasped
clothes
country
day
democracy
dream
elderly
faith
festive
flag
fourth
freedom
fun
gray
hands
happy
holiday
male
man
mature
memorial
nation
national
nature
outdoors
park
patriotic
pensioner
person
politician
politics
portrait
spiritual
suit
sunny
support
usa
visa