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单词 rotor blade
释义

Definition of rotor blade in English:

rotor blade

noun
  • Each of the radiating arms of a rotor of a motor, dynamo, etc., which sweep out a circular area as they rotate; (Aeronautics) each of the arms of the rotor of a helicopter or other rotary-wing aircraft; (Engineering) each of the aerofoils fitted in rows to the rotor of a turbine.

Origin

Early 20th century.

 
 

Definition of rotor blade in US English:

rotor blade

noun
  • Each of the radiating arms of a rotor of a motor, dynamo, etc., which sweep out a circular area as they rotate; (Aeronautics) each of the arms of the rotor of a helicopter or other rotary-wing aircraft; (Engineering) each of the aerofoils fitted in rows to the rotor of a turbine.

Origin

Early 20th century.

 
 
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更新时间:2026/6/9 4:56:13