英文關鍵字
stopwatch
counting
closeup
stopping
counts
counter
watch
timer
macro
seconds
race
second
starts
stops
digital
clocks
stop
count
clock
sport
track
field
10
orange
court
sports
table
surface
times
racing
runs
run
basketball
tennis
ping
pong
football
soccer
indoors
ground
floor
hockey
training
trainer
running