Hasken ja yana tsayawa, hasken kore yana tafiya, hasken rawaya yana kunne, da sauransu.Fitilar siginar launuka daban-daban suna wakiltar ma'anoni daban-daban.Wannan wata ma'ana ce ta gama-gari wacce yaran da ke makarantar kindergarten suka sani.A cikin masana'antar wutar lantarki, wayoyi masu launi daban-daban kuma suna wakiltar ma'anoni daban-daban.The foll...
Kara karantawa