大湄公河次區域

dàméigōnghécìqūyù ㄉㄚˋ ㄇㄟˊ ㄍㄨㄥ ㄏㄜˊ ㄘˋ ㄑㄩ ㄩˋ

    • Greater Mekong Subregion (GMS), area of economic cooperation between China and Vietnam

Character by character

Sources