Milton has dug up a gem from the pages of The Iliad, and this gem has something like a Medusa effect on the poem or perhaps on us as readers. Time almost seems to stop when we begin appreciating this image solely on aesthetic grounds.

弥尔顿从《伊利亚特》中挖出了一块瑰宝，这块瑰宝对于诗或我们读者起得作用,如同美杜莎一样，在我们只欣赏着,精美绝伦的地面上的场景时，时间仿佛停止。

耶鲁公开课 - 弥尔顿课程节选

It's not as popular as Central Park. But I feel like it's kind of a hidden gem.

它并没有中央公园有名。但我觉得它是一枚被隐藏的瑰宝。

纽约的公园 - SpeakingMax英语口语达人