31.清洗冰箱,缩短发动机运转时间,以达到节约能源和节省钞票的双重效果。32.将恒温器下调1℃。你不会注意到下调前后的温差,但你此举却可以节约10%的供暖费,同时也会减少二氧化碳排放量。33.购买环保家具。这指的不仅是你购买的家具不会释放有害气体,还包括想一想你购买的家具 31. Clean the refrigerator, shorten the engine running time, to achieve the dual effect of saving energy and saving money. 32. Lower the thermostat by 1 ° C. You will not notice the temperature difference between before and after the cut, but you can save 10% on the heating costs and at the same time reduce the amount of carbon dioxide emissions. 33. Buy green furniture. This refers not only to the furniture you purchase does not release harmful gases, but also to think about your purchase of furniture