| 单词 | retinaculum |
| 释义 | Word Frequency retinaculum(ˌrɛtɪˈnækjʊləm) nounWord forms: plural -la (-lə) 1. connection or retention or something that connects or retains 2. zoology a small hook that joins the forewing and hind wing of a moth during flight Derived forms retinacular (ˌretiˈnacular) adjective Word origin C18 (a surgical instrument used in castration): Latin, from rētinēre to hold back |
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