珠宝jewel可数吗

　　My nephew found a few dewdrops on the Jewish jeweler's jewel.

　　侄儿发现犹太珠宝商的珠宝上有几滴露珠。

　　At the southern end of south America lies the jewel of Patagonia.

　　南美洲南端的巴塔哥尼亚嵌上了宝石一样。

　　The stars were clear, coloured, and jewel-like, but not frosty.

　　天上的`星星清亮而闪烁着不同颜色的光辉，像珠宝，却并不是珠宝般凝霜的白。