1. 同 scarf
A muffler is the same as a scarf .

2. (装在汽车排气管上的)消音器
A muffler is a device on a car exhaust that makes it quieter.

1. a device that decreases the amplitude of electronic, mechanical, acoustical, or aerodynamic oscillations

Synonym: damper

2. a scarf worn around the neck

3. a tubular acoustic device inserted in the exhaust system that is designed to reduce noise

Synonym: silencer