penglai mountain的用法和樣例：
例句
- The fabled fairyland of Penglai is, according to ancient legends, one of the three fairy mountains in the oceans.
古代傳說(shuō)中的蓬萊仙境，是海上三座神山之一。 - Like the well-being of the Penglai fairyland, you do not know where it is, it must be stubborn to believe it exists.
幸福就像那蓬萊的仙境，你不知道它在哪兒，卻又必須固執地相信著(zhù)它存在。
