情況：478Please respect copyright.ＰＥＮＡＮＡgpv8cLoPWZ
光污染太嚴重使得我們看不到星星。478Please respect copyright.ＰＥＮＡＮＡOgRHLH3GTA
承上：478Please respect copyright.ＰＥＮＡＮＡTXhhqg2Mo3
白天我們看不到星星。478Please respect copyright.ＰＥＮＡＮＡ2Lb0AOJgyo
太陽照亮了整片大地。478Please respect copyright.ＰＥＮＡＮＡgAuBqoZZbi
題：478Please respect copyright.ＰＥＮＡＮＡ22Pktu6rBP
太陽光的光線是什麼？
