Vietnamn.
英 ˌvjet'næm | 美 ,vjɛt'næm
中文n. 越南（南亚国家）
词根词源
Vietnamcountry in Southeast Asia, from Vietnamese Viet, the people\\'s name + nam "south." Division into North and South lasted from 1954 to 1976. Vietnam War attested by 1963.
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