英文關鍵字
app
background
banquet
beautiful
care
celebration
communicate
communication
computer
connection
covering
deaf
deafness
dumb
expression
flat
food
future
gadget
hand
hands
hearing
help
holiday
indifference
language
learn
manual
meaning
mobile
mouth
mute
muteness
people
phone
show
showing
sign
silence
smartphone
speak
symbol
table
technology
video
wedding
wireless
wise
women
young