n. a transparent piece of diamond that has been cut and polished and is valued as a precious gem
n. very hard native crystalline carbon valued as a gem
n. a playing card in the minor suit that has one or more red rhombuses on it
n. 钻石, 菱形
[计] 菱形
1. She received a diamond ring for her birthday.
她生日时收到了一个钻石戒指。
2. The diamond sparkled in the sunlight.
钻石在阳光下闪闪发光。
3. Diamonds are often used in fine jewelry.
钻石通常用于高级珠宝。