rotary engine

• 一种内燃机，使用转子代替活塞将燃烧压力转化为旋转运动，最著名的是汪克尔（Wankel）转子发动机设计。

A type of internal combustion engine that uses a rotor instead of pistons to convert pressure into rotating motion, most famously designed by Felix Wankel.

1. Rotary engine (Wankel)C1formal

   An internal combustion engine that uses a triangular rotor instead of pistons to convert pressure into rotating motion.

   转子发动机（汪克尔）

   • The Mazda RX-7 is famous for its rotary engine.
   • Rotary engines are known for being compact and smooth-running.
   • The mechanic specialized in repairing rotary engines.

2. Rotary engine (early aviation)C2formal

   A type of early aircraft engine where the entire crankcase and cylinders rotate around a stationary crankshaft.

   转缸式发动机（早期航空）

   • Rotary engines were commonly used in World War I fighter planes.
   • The Gnome rotary engine was a popular design in early aviation.
   • Pilots had to be careful with the gyroscopic effect of a rotary engine.