英文關鍵字
adult
advertisement
back
background
calculate
calculating
close
copy
count
counting
female
fifth
finger
fingers
first
fist
five
forefinger
four
fourth
gesture
girl
hand
hold
human
image
index
isolated
language
man
math
mathematics
number
numbers
one
palm
people
person
place
second
set
sign
space
symbol
text
third
three
thumb
two
unrecognizable
victory
white
woman
zero