gem

jewel, jewellery, stone, gem

名词 gem:

1. a crystalline rock that can be cut and polished for jewelry
   同义词：gemstone, stone
2. art highly prized for its beauty or perfection
   同义词：treasure
3. a person who is a brilliant and precious as a piece of jewelry
   同义词：jewel
4. a sweet quick bread baked in a cup-shaped pan
   同义词：muffin
5. a precious or semiprecious stone incorporated into a piece of jewelry
   同义词：jewel, precious stone

1. A smooth, lustrous, variously colored deposit, chiefly calcium carbonate, formed around a grain of sand or other foreign matter in the shells of certain mollusks and valued as a gem.
   珍珠在几种软体动物的贝壳中，围绕着一粒沙子或其他外来物质形成的一种光滑、有色泽、具有不同颜色且主要是碳酸钙的沉积物，被珍视为宝石
2. The price of this gem is expensive -- as much so as astronomical figures.
   这个宝石的价格十分昂贵－－简直是个天文数字。
3. My secretary is an absolute gem.
   我的秘书真是个难能可贵的人。

gem

n.（名词）
A pearl or mineral that has been cut and polished for use as an ornament.
宝石，珍珠：珍珠或矿石，已被切割或抛光而作为装饰品

Something that is valued for its beauty or perfection:
珍品：由于其美丽或完美而被珍藏的东西：
例句：
a little gem of a book.
一本宝书

A beloved or highly prized person.
受到宠爱或评价很高的人
A type of muffin.
一种小松糕
v.tr.（及物动词）
gemmed,gem.ming,gems
To adorn with or as if with precious or semiprecious stones.
装饰：用宝石修饰，或用看起来是宝石或半宝石的东西装饰

来源：
Middle English gemme
中古英语 gemme
from Old French
源自 古法语
from Latin gemma * see gembh-
源自 拉丁语 gemma *参见 gembh-