recirculating的用法和样例：

例句

In the spark-ignition engine, recirculating some of the exhaust gas reduces the emission of nitrogen oxides.在火花点火的发动机中，再循环的一部分废气减少了氧化氮的有害污染物。
Automatic recirculating lubrication for crank-shaft and centralized periodic lubrication system with pressure and oil level sensing to ensure trouble-free long life.曲柄轴和中央周期润滑系统的自动再循环润滑油，它带有压力和油标感觉系统来保证没有麻烦的长期使用寿命。

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alternative motor fuels

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aphthous angina

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