c:=>s z ch sh f:=>b d brb drd q:=>g p ghrg?phrp? r:=>j l ll rl v:=>n ngnn nd nt w:=>m mmmn?wh zh x:=>t th trt tst y:=>h k nkn?rkr bi/di:=>?f si/zi?:=>?c gi/pi??:=>q li/ji??:=>r hi/ki??:=>y exam true{f→bi/di} ??????false#bi/di╳→╳f# 雙向奔赴（合而固） xt，wm,?nv,?? 固體膠 hy, ky ,xt, nv