英文關鍵字
absetzer
adult
bailer
bin
bucket
chain
dark
digging
dipper
document
excavator
extraction
face
female
folder
fossil
geology
grab
haven
heavy
helmet
hoe
industry
ladle
loader
machinery
mining
night
one
outdoors
paper
people
person
pit
portable
production
quarry
radio
reflective
sand
scoop
spoil
stacker
standing
sunset
vest
visibility
walkietalkie
woman
work