flapper
英 [ˈflæpə(r)] 美 [ˈflæpɚ]

n.

（打苍蝇等的）拍子，蝇拍；

英英释义

flapper[ 'flæpə ]

• n.a young woman in the 1920s who flaunted her unconventional conduct and dress

词组短语

flapper valve片状阀；铰链阀

权威例句

FLAPPER OPERATING SYSTEM WITHOUT A FLOW TUBE
Suppression of Squeal Noise Excited by the Pressure Pulsation from the Flapper-Nozzle Valve inside a Hydraulic Energy System
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Product recovery in stochastic remanufacturing systems with multiple reuse options ☆
Optimal core acquisition and remanufacturing policies under uncertain core quality fractions
Fine motor skills and effects of methylphenidate in children with attention-deficit–hyperactivity disorder and developmental coordi...