二十一的单词怎么写( 二 )


六十一到七十:sixty-one sixty-two sixty-three sixty-four sixty-five sixty-six sixty-seven sixty-eight sixty-nine seventy
七十一到八十:seventy-one seventy-two seventy-three seventy-four seventy-five seventy-six seventy-seven seventy-eight seventy-nine eighty
八十一到九十:eighty-one eighty-two eighty-three eighty-four eighty-five eighty-six eighty-seven eighty-eight eighty-nine ninety
九十一到一百:ninety-one ninety-two ninety-three ninety-four ninety-five ninety-six ninety-seven ninety-eight ninety-nine hundred(或者one hundred)