牙仙,这个input我看到说从1888年就有了

回答: 说说两个硬造的英文单词全国牙防组2011-09-23 08:26:41

还有其他很多inb-,inp-的词。For ease of articulation, speakers tend to pronounce them as imb or imp because n can assimilate with b/p and become m, which is called "assimilation" in linguistic terms.

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