| 单词 | 楔形物 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔feather〕A wedge or key that fits into a groove to make a joint.加强肋：作为连接物填入槽内的楔形物或舌状物美国传统〔quoin〕A wedge used to raise the level of a gun.用来提高枪炮高度的楔形物美国传统〔scotch〕A block or wedge used as a prop behind or under an object likely to roll.楔子：作为一支撑物放在好象要滚动的物体后面或下面的石头或楔形物美国传统〔semilunar cartilage〕Either of the crescent-shaped wedges of fibrocartilage found in the knee joint.半月软骨：可见于膝关节中的任一种纤维软骨的新月状楔形物美国传统 |
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