英文關鍵字
allergy
aspirate
background
bacteria
bag
clean
cleaner
cleaning
closeup
container
danger
dirt
dirty
domestic
dust
equipment
fiber
filter
full
garbage
germ
hair
hand
harmful
home
hoover
house
household
housekeeping
housework
isolated
machine
mite
modern
object
package
pouch
process
sack
sickness
stuffed
suck
tool
trash
unhygienic
used
vacuum
virus
white
woman