knock free power

例句：

1. 1. The new solar panel technology can provide knock-free free power for remote areas.
   新型太阳能面板技术可以为偏远地区提供无障碍的免费电力。
2. 2.The government is working on a plan to distribute knock-free free power to all households.
   政府正在制定一个计划，将所有家庭分配到无障碍的免费电力。
3. 3.The company has installed a network of solar panels that can generate knock-free free power for the community.
   该公司已经安装了一套太阳能板网络，可以为社区提供无障碍的免费电力。