I'm a big advocate of changing the lightbulbs and buying hybrids, and Tipper and I put 33 solar panels on our house, and dug the geothermal wells, and did all of that other stuff.
我大力提倡更换 灯泡以及购买混合动力汽车， 我和妻子Tipper也在家里的房子上安装了33个太阳能电板， 并建造地热能井和做所有其他的类似事情。