carburetor throttle

例句：

1. 1. The car's carburetor throttle is adjusted to optimize fuel efficiency.
   汽车的化油器节气门被调整以优化燃油效率。
2. 2. The engineer had to fine-tune the carburetor throttle to get the engine running smoothly.
   工程师不得不精细调整化油器节气门，使发动机平稳运行。
3. 3.The throttle control on the gas pedal is crucial for smooth acceleration.
   脚踏油门上的节气门控制对平稳加速至关重要。