| 单词 | air flow |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔fan〕The fans rotate inside the housing creating an air flow that generates thrust.风机在外壳内转动, 造成一股产生推力的气流。外研社新世纪〔peak flow meter〕A portable instrument that detects minute decreases in air flow, used by people with asthma to monitor small changes in breathing capacity.峰流表：一种检测气流细微流动的袖珍式仪器，气喘病人用来监测呼吸量微小变化美国传统Air flows over an aircraft's wing faster than it flows below it.空气在飞机机翼上方的流动速度要比在机翼下面快。剑桥国际Carburettors control engine air flow, mix air and fuel for engine operation, and help vaporize that mixture for combustion.汽化器控制发动机空气流量，将空气和燃料混合用于发动机运作，然后促使该混合物汽化燃烧。剑桥国际 |
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