An ad for gem paper clips appearing in office appliances , volume 36 , 1922 .

1922年在《办公用品》中为宝石牌回形针卖的广告，第36卷。

Fifty years in the making , this encyclopedia of " firsts " is a gem of a book , amusing and informative .

这本“第一”的百科全书是书中珍品，历时50年完成，内容丰富有趣。

Church of the exaltation of the holy cross built in the beginning of the 20th century is the gem of the city .

建造于20世纪初的光荣十字圣架教堂是该市的瑰宝。

When presenting a zodiac stone gift , include a description of the gem 's astrological significance and origins .

送上一份星座石礼物，除了宝石本身外也还包含了星座本身的寓意。

Also , learn about the 4 c 's of picking a gem and marvel at the women who wore the most remarkable engagement rings in history .

另外还可以了解到挑选宝石的4c原则，还会为戴着历史上最独特的订婚戒指的女士而惊叹。