| 单词 | sergeant major |
| 释义 | sergeant major 1. U.S. Army, Air Force, and Marine Corps. a noncommissioned officer serving as chief administrative assistant in a unit headquarters. 2. U.S. Marine Corps. a noncommissioned officer ranking above a first sergeant. 3. a small damselfish, Abudefduf saxatilis, inhabiting warm Atlantic waters, having vertical black stripes on each side. [1565-75] |
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