n. 
直升飞机
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metaprogram, metaprotein, metaproterenol, metapsychic, metapsychical, metapsychics, metapsychology, metapterygium, metapyrin, metapyrone,
相似单词
helideck, helidrome, heliencephalitis, Helienise, Heligoland, heligyro, heli-home, helihop, helilift, helimagnet,