英语 hundred thousand million billion1,900读成one thousand and nine hundred 还是one thousand nine hundred.3,400,080,200读成three billion and four hundred and eighty thousand and two hundred还是three billion four hundred eighty thousand two

英语 hundred thousand million billion1,900读成one thousand and nine hundred 还是one thousand nine hundred.3,400,080,200读成three billion and four hundred and eighty thousand and two hundred还是three billion four hundred eighty thousand two
英语 hundred thousand million billion
1,900读成one thousand and nine hundred 还是one thousand nine hundred.
3,400,080,200读成three billion and four hundred and eighty thousand and two hundred还是three billion four hundred eighty thousand two hundred
129,200,006,001又该怎么读?
为什么1900没and 而后面两个数字在百进千的时候加and 呢
这个and 什么时候用 什么时候不用都搞混了！

英语 hundred thousand million billion1,900读成one thousand and nine hundred 还是one thousand nine hundred.3,400,080,200读成three billion and four hundred and eighty thousand and two hundred还是three billion four hundred eighty thousand two
1,900读成one thousand and nine hundred
3,400,080,200读成three billion four hundred eighty thousand and two hundred
129,200,006,001读成one hundred and twenty nine billion two thousand million six thousand and one

1900 one thousand nine hundred
3400, 080, 200 three billion four hundred million eighty thousand and two hundred
129, 200, 006, 001 one hundred and twenty nine billion two hundred million six thousand and one

and 是加在百位和十位之间的

one thousand nine hundred
three billion four hundred million,eighty thousand and two hundred.
one hundred and twenty nine billion, two hundred million, six thousand and one.

数字较长时，and置于最后一个之前
1,900读成one thousand and nine hundred
3,400,080,200读成three billion four hundred million eighty thousand and two hundred
129,200,006,001读成one hundred twentynine billion two hundred million six thousand and one

1900没AND
其余同意“terry0614”

1900读成one thousand nine hundred
3400080200 读成 three billion, four hundred million, eighty thousand and two hundred.
129200006001 读成 one hundred and twenty-nine billion, two hundred million, six thousand and one

one thousand nine hundred.
three billion four hundred million,eighty thousand and two hundred.
one hundred and twenty nine billion, two hundred million, six thousand and one.
数字较长时，and置于最后一个之前