| 单词 | pinna |
| 释义 | Word Frequency pinna(ˈpɪnə) nounWord forms: plural -nae (-niː) or -nas 1. any leaflet of a pinnate compound leaf 2. zoology a feather, wing, fin, or similarly shaped part 3. another name for auricle (sense 2) Word origin C18: via New Latin from Latin: wing, feather, fin |
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