install a light bulb
安装灯泡
以上为机器翻译结果，长、整句建议使用 人工翻译 。
There's even a "white tag" market: When I install a more efficient light bulb, I can sell that efficiency gain to the fossil fuel power plant, just as if it's a green tag.
FORBES: Magazine Article
应用推荐
模块上移
模块下移
不移动