单词	包定坐位的房
释义	同BOOK
随便看	propeller tip propeller tipping propeller tip speed propeller torque propeller; tractor propeller turbine propeller turbine engine propeller type accelerometer propeller-type anemometer propeller type current-meter propeller-type current meter propeller-type currentmeter propeller type fan propeller type speed meter propeller type velocity meter propeller type wheel propeller vane propeller; variable pitch propeller wake propeller wash propeller wash back propeller water turbine propeller well propeller wheel propeller width ratio