名词
中文翻译：喷嘴
同义词：
['spray nozzle', 'spray head']
例句：
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1. The printer has a very small printhead that needs to be replaced regularly.
打印机有一个非常小的打印头，需要定期更换。
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2. The car's engine is designed with a high-pressure fuel injection system, which helpsimprove the efficiency of the engine.
汽车的发动机设计有高压燃油喷射系统，有助于提高发动机的效率。
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3. The engineer used a special nozzle to inject the paint into the mold.
工程师使用一种特殊的喷嘴将油漆注入模具。