hạ lưu | | downstream
vùng hạ lưu (d.) cnR b=\n canar banrai [Sky.] /ca-nar – ba˨˩-nraɪ˨˩/ lower section (of a river or of a class); downstream.
vùng hạ lưu (d.) cnR b=\n canar banrai [Sky.] /ca-nar – ba˨˩-nraɪ˨˩/ lower section (of a river or of a class); downstream.