| 单词 |
neossoptile |
| 释义 |
neˈossoptile Ornith. [f. as prec. + πτίλον a down-feather.] One of the soft feathers of a newly-hatched bird, as contrasted with those of a mature type (teleoptiles).
1893Gadow in Newton Dict. Birds 243 Soft feathers..possessing several characters which make it advisable to distinguish them by the name of ‘Neossoptiles’. |

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