As technology improves and costs fall, solar will also enter the mix.

随着技术的提高和成本的下降，太阳能也进入到再生能源名单上。

youdao

As technology improves and costs fall, solar will also enter the mix.

随着技术的提高和成本的下降，太阳能也进入到再生能源名单上。

youdao