呀·yɑ〈助词aux.〉‘啊’受前一字韵母ɑ,e,i,o,?的影响而发生的变音{[used in place of 啊·ɑ when the preceding character ends in sound a, e, i, o, or ?]}: 马跑得真快～!{Ah, how fast the horse runs!}|大家快去～!{Come on, let's go quickly!}|你怎么不学一学～!{Why don't you try to learn it?}|这个瓜～,甜得很!{This melon is, indeed, very sweet.} ⇒呀yā