| 单词 | involucre |
| 释义 | involucre —involucral, adj. /in"veuh looh'keuhr/, n. 1. Bot. a collection or rosette of bracts subtending a flower cluster, umbel, or the like. 2. a covering, esp. a membranous one. [1570-80; < MF < L involucrum INVOLUCRUM] |
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