zi ran duan de pin yin shi zen me xie de"zi ran duan" de pin yin xie fa shi :zì rán duàn 。pin yin de zu chengpin yin shi yi zhong gei han yu zi fu biao yin de xi tong ,ta bāng zhu r
zi xin de pin yin za xie de"zi xin" zai pin yin zhong de xie fa shi "zì xìn"。zhe li mian,“zi”de pin yin shi“zì”,er“xin”de pin yin shi“xìn”。liang ge zi dou shi si sheng,yin diao dou shi
zi xin pin yin zen me xie“zi xin” de pin yin xie fa shi “zì xìn”。zhe li de “zi” duò yīn diao,xie zuò “zì”,er “xin” ye shi yi diao,xie zuò “xìn”。liang ge zi dou shi di yi sheng diao,za