笛形传播

【电】 whistler mode propagation

笛的英语翻译：

flute; pipe
【医】 whistle

形的英语翻译：

appear; body; compare; entity; form; look; shape
【医】 appearance; morpho-; shape

传播的英语翻译：

promulgate; propagate; diffuse; disperse; disseminate; monger; radiate; spread
transmit
【医】 phoro-; propagate; propagation; transmission
【经】 circulation