gem
n
1 precious stone or jewel, esp when cut and polished 宝石(尤指经切割打磨的)
a crown studded with gems 镶宝石的皇冠.
2 (fig 比喻) thing highly valued for beauty or some other special quality 宝物; 精华; 珍品; 美丽绝伦的事物
This picture is the gem (ie the best) of the collection. 这幅画是收藏的珍品.
a gem of a place, ie an excellent place 胜地
That restaurant is a little gem. 那餐厅是个小乐园.
She's a real gem! 她美如仙子!
Officials used to have trouble with the foreign names of people passing through Ellis Island, and because they were so busy, many people's names got changed in the rush.