pin yin u liang dian biao sheng diaoVietnamese commonly uses "u" with two dots above it to mark the tone, which is one of the basic rules in Vietnamese spelling.

Pin Yin Ceng JingZai Zhongguo yuwen jiaoxue he fazhan de lishi chan

Pin Yin Xie Fa UPin yin xie fa zai Han yu jiao

PINYIN YAO DA XIEPinyin Yao Da Xie shi yi

Qi Nianzeng De PinYin“Qi Nianze

quan bu pin yin shipin yin shi han

quan zi de pin yin shi ji sheng"Quan" zhe ge zi zai Han Yu Pin Yin zhong de du yin shi "quán"，ji suan zuo er sheng（ˊ）。Pin Yin shi han zi fa yin de yi chong

quan zi pin yinquan zi pin yin shi yi zhong han yu fa yin de biao zhi fang fa，mei ge han zi dou you yi ge ying pei de pin yin。ta bu jin biao ming le han zi de fa yin，huan bao han le sheng diao de

quan shi pin yin zen me pin"quan shi pin yin zen me pin" de wen zi xie fa ji wei te shu, ta ba han zi quan bu yi pin yin de xing shi xian shi chu lai。zhe zhong xie

quan yong pin yin zen me da"quan yong pin yin" shi yi zhong han yu ru ruan jian de fang fa，ta ke yi bang zhu ren men geng hao de xie zi he da yin。zai xian dai she hui zhong，