名詞、香港
往來港澳通行證嘅俗稱,中國公民因私事短暫離開內地前往香港、澳門嘅證件 Exit-Entry Permit for Traveling to and from Hong Kong and Macao, commonly known as "Two-Way Permit"
參看
雙程証
Definitions (Wiktionary)
noun
Exit-Entry Permit for Travelling to and from Hong Kong and Macau