| 单词 | rotor blade |
| 释义 | rotor blade (once / 144138 pages) n WORD FAMILY rotor blade: rotor blades USAGE EXAMPLESFeringa pioneered the nano-motor, first showing that a molecular rotor blade could be made to spin continually in the same direction. The Guardian(Oct 05, 2016) The Army said his helicopter was hit by a mortar round that damaged the main rotor blade and shattered both front windshields. Seattle Times(Jul 18, 2016) Its rotor blades are collapsible making it easy to pack away, and its makers claim its battery charges in two hours. The Verge(Jun 28, 2016) n the long airfoil that rotates to provide the lift that supports a helicopter in the air Syn|Hyper rotary wing aerofoil, airfoil, control surface, surface a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight |
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