rindexruddevator./ruhd-uh-vey-ter/US // ˈrʌd əˌveɪ tər //芦笙,芦苇荡,芦荻花,芦笛Definitionsn.noun · 名词1. Aeronautics.›a control surface functioning both as a rudder and as an elevator. Level 5More words in r →