411 REFERENCE · Wikibooks
Pinyin/Experience
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Pinyin#Pinyin tone marking
Experience is the knowledge and skill that is gained through doing a job or activity.
jingyahn shih tongguoh gongzuoh huoh huordohng derdaoh d zhishir her jihqiaao.