dōng / tiān / kāi / nuǎn / qì / shí / yào / bǎ / héng / wēn / qì / tiáo / dào / hé / shì / de / wēn / dù冬天开暖气时,要把恒温器调到合适的温度。When the heating is on in winter, set the thermostat to a suitable temperature.