Algol is probably the most famous variable star in all the heavens.The ancient Greeks saw this star as the head of the Medusa, the frightful monster with a head full of snakes instead of hair.是什么意思_Algol is probably the most famous variable star in all the heavens.The ancient Greeks saw this star as the head of the Medusa, the frightful monster with a head full of snakes instead of hair.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句