英文關鍵字
heating
cocoa
equipment
symbol
monochrome
production
factory
industry
plant
conveyor
background
grinding
refining
conching
tempering
candy
temperature
business
food
technology
workshop
confectionery
preparation
prepare
machinery
manufacturing
automatic
dessert
making
icon
motion
graphic
animation
pictogram
hd
animated
item
sign
glyp