art highly prized for its beauty or perfection 同义词:treasure,
a precious or semiprecious stone incorporated into a piece of jewelry 同义词:jewel, precious stone,
a sweet quick bread baked in a cup-shaped pan 同义词:muffin,
a person who is as brilliant and precious as a piece of jewelry 同义词:jewel,
a crystalline rock that can be cut and polished for jewelry; "he had the gem set in a ring for his wife"; "she had jewels made of all the rarest stones" 同义词:gemstone, stone,
百科解释
Gem generally refers to a gemstone, a cut rock or mineral.