单词 | rectrix |
释义 | rec·trix ![]() n. pl. rec·tri·ces (rĕktrĭ-sēz′, rĕk-trīsēz) One of the stiff main feathers of a bird's tail, used to stabilize the bird while in flight and to control its direction. [Latin rēctrīx, feminine of rēctor, director; see RECTOR.] |
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