简体
繁體
pīnyīn
ㄅㄆㄇㄈ
kǒu'àn
a port for external trade
口岸
a port for external trade; a trading or transit post on border between countries
HSK level 5
Appears in 0.0801% of movies
46893rd most common word in movies
7784th most common word in books
CC-CEDICT