Definition

1. Noun:
   • Propeller blade: A single, flat, rotating part of a propeller that pushes air or water to create thrust.
   • Fan blade: A single, flat, rotating part of a fan that moves air.

Usage Examples

• Noun:
  • Một cánh quạt của chiếc quạt trần bị gãy. (A blade of the ceiling fan is broken.)
  • Kỹ sư đang kiểm tra từng cánh quạt của động cơ máy bay. (The engineer is inspecting each propeller blade of the aircraft engine.)

Advanced Usage

• "cánh quạt gió": Literally "wind blade," often used to specify a fan blade for air movement.
  • Cần vệ sinh các cánh quạt gió thường xuyên. (The fan blades need to be cleaned regularly.)

Variants and Related Words

• Chong chóng: (Noun) Pinwheel; a simple toy with blades that spin in the wind. It is not a mechanical part like a "cánh quạt."
• Lưỡi dao: (Noun) Blade (of a knife, sword). This refers to a cutting blade, not a rotating blade for propulsion or ventilation.

Synonyms

• Bản cánh: (Noun, technical) Airfoil; a structure with a shape that provides lift or propulsion, similar in function but a more technical term.

Related Phrases

• Cánh quạt đẩy: (Noun Phrase) Propeller blade (emphasizing the thrust-producing function).
  • Cánh quạt đẩy của tàu thủy rất lớn. (The ship's propeller blade is very large.)

Related Idioms

• : To spin/turn like a fan blade. This idiom describes someone or something rotating very quickly.
  • Cậu bé chạy quay như cánh quạt quanh sân. (The boy ran spinning like a fan blade around the yard.)

1. Propeller
   • cánh quạt của tua bin
     turbine propellers
   • máy bay cánh quạt
     a propeller-driven plane