| 单词 | dorsal aspect |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔knuckle〕The prominence of the dorsal aspect of a joint of a finger, especially of one of the joints connecting the fingers to the hand.指关节：手指关节的背面突起，特别是连结手指与手掌的那个突起美国传统 |
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