| 单词 | ruddervator | 
| 释义 | ruddervatornoun  rud·der·va·tor    variants  or less commonly ruddevator   ˈrədə(r)ˌvātə(r)     plural -s      : a movable airfoil at the trailing edge of a vee tail designed to perform the functions of both a rudder and an elevator    | 
	
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