英文關鍵字
adjust
adjusting
adjustment
appliance
caucasian
central
cold
comfort
consumption
control
domestic
energy
equipment
europe
european
hand
heat
heater
home
hot
house
household
increase
interior
knob
maintain
maintenance
metal
modern
object
overconsumption
power
radiator
reduce
regulator
room
saving
season
seasonal
system
temperature
thermostat
turning
valve
wall
warm
warmth
white
winter