n. art highly prized for its beauty or perfection
n. a crystalline rock that can be cut and polished for jewelry
n. 珠宝, 宝石, 珍贵之物
vt. 饰以宝石
1. She received a beautiful gem as a birthday gift.
她收到了一颗美丽的宝石作为生日礼物。
2. The museum has a collection of rare gems from around the world.
这个博物馆收藏了来自世界各地的稀有宝石。
3. He considers his friendship to be a true gem in his life.
他认为友谊是他生活中真正的瑰宝。