This means, despite the blockage, there's sufficient light coming through the handkerchief to the solar cell, so that the solar cell is able to decode and stream that information, in this case, a high-definition video.
つまり 覆いがあっても 十分な光がハンカチを透過して 太陽電池に届き 太陽電池は情報を読み取って 動画を― この場合 HD動画を再生できます 大事な点は 太陽電池が