英文關鍵字
coffee
roaster
machine
bean
blend
spin
cafe
dry
brown
portable
robusta
arabica
compact
grain
roast
professional
during
work
roasting
plate
mixing
drum
turn
mix
manufacturing
preparation
closeup
seed
ingredient
nobody
move
food
technology
concept
organic
mixer
heap
breakfast
platform
rotate
espresso
rotation
drop
fall
raw
granular