英文關鍵字
absetzer
adult
bailer
bin
bright
bucket
chains
digging
dipper
excavator
extraction
face
female
fossil
geology
heavy
helmet
hoe
industry
jeans
ladle
light
loader
machinery
mineral
mining
night
one
outdoor
people
person
pit
portable
production
projector
quarry
radio
reflective
sand
sandpit
scoop
spoil
stacker
standing
summer
vest
walkytalky
woman
work
yellow