如果你想要探索这个祖母绿宝石般的绿洲，你应该从South Station出发，然后朝着North End缓慢前行，途中你可以停下来在喷泉中嬉戏，或者骑在旋转木马上转一转。
To explore this emerald oasis, start at South Station and meander toward the North End, stopping to frolic in the fountains or take a spin on the carousel.
然后将外层玻璃蚀刻到内层，使设计的轮廓成为浮雕，其精细部分用手工或旋转的刀具雕刻。早在公元1世纪，罗马人已生产出精美的宝石玻璃品。
The glass is then etched down to the inner layer leaving the design outline in relief. fine cameo glass was produced by the Romans in the1st century AD.
旋转宝石，可以看到一条明显银白色线横跨圆顶，一张一合，胜似猫的眼睛。
As the gem is rotated, it exhibits a distinct, silvery white line across its dome that seems to open and close like a cat's eye.
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