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 Da Zi Chu Lai Shi Shu ZiJin Nian yi lai,sui zhe shou ji he diannao de pu ji,yue lai yue duo de ren kai shi xuexi zen me zai diannao huo zhe shou ji shang kuai su da zi。zai zhe ge g
PYINGYIN DAXIE YI HOU YOU SHENME YONGTUZai RCIJIANG DE SHENGHUO HE GONGZUO ZHONG, PINYIN DE DA XIE XINGSHI JINGCHANG BEI YINGYONG DAO DUO GE LINGYU. PINYIN SHI HANYU
chui de pin yin zen me xie"Chui" zai Han Yu Pin Yin zhong de xie fa wei "chuí"。Zhe ge zi ke yi you duo chong han yi,zui chang jian de shi zhi ren he dong wu de kou bu feng bi hou,ba qi ti li