air·foil 
(ârfoil′)
(ârfoil′)n.
A part or surface, such as a wing, propeller blade, or rudder, that interacts with a flow of air to provide stability, rotation, lift, or thrust.
| 单词 | airfoil |
| 释义 | air·foil (ârfoil′)n. A part or surface, such as a wing, propeller blade, or rudder, that interacts with a flow of air to provide stability, rotation, lift, or thrust. |
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