fuel head

例句：

1. 1. The engine needs a new fuel head to improve its performance.
   发动机需要更换新的燃料头以提升性能。
2. 2.The engineer replaced the old fuel head with a more efficient one.
   工程师用一个更高效的燃料头替换了旧的。
3. 3. The fuel head is responsible for directing the fuel into the engine.
   燃料头负责将燃料直接引导到发动机中。