您这里问的是4个长数字吧?英文数字每3位一个逗号,分别是thousand million billion trillion
10,026,841 ten million twenty-six thousand eight hundred and forty-one
280,077 two hundred and eighty thousand and seventy-seven
31,521 thirty-one thousand five hundred and twenty-one
6,500,001,200 six billion five hundred million one thousand two hundred