two million four hundred and forty thousand seven hundred and thirty
原则,“百”与“十”（或十位为0是直接接个位)之间加and,其他情况不加
2440730的英文大写怎么拼写?>
two million four hundred and forty thousand seven hundred and thirty
原则,“百”与“十”（或十位为0是直接接个位)之间加and,其他情况不加