ro·tor·craft 
(rōtər-krăft′)
(rōtər-krăft′)n.
An aircraft, especially a helicopter, whose lift is generated by airfoils rotating around a vertical axis.
| 单词 | rotorcraft |
| 释义 | ro·tor·craft (rōtər-krăft′)n. An aircraft, especially a helicopter, whose lift is generated by airfoils rotating around a vertical axis. |
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