| 单词 | vexillum |
| 释义 | vexillum /vek sil"euhm/, n. , pl. vexilla /vek sil"euh/. 1. a military standard or flag carried by ancient Roman troops. 2. a group of men serving under such a standard. 3. video frequency. 4. Also, vexil /vek"sil/. Bot. the large upper petal of a papilionaceous flower. See diag. under papilionaceous. 5. Ornith. Rare. the web or vane of a feather. [1720-30; < L: standard, flag, dim. from the base of velum sail (see VEIL)] |
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