单词 | turbofan |
释义 | Word Frequency turbofan(ˈtɜːbəʊˌfæn) noun Also called (for senses 1, 2): fanjet1. Also called: high bypass ratio engine a type of bypass engine in which a large fan driven by a turbine and housed in a short duct forces air rearwards around the exhaust gases in order to increase the propulsive thrust 2. an aircraft driven by one or more turbofans 3. the ducted fan in such an engine |
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