三分之一的英文怎么表达?十二分之一,十二分之七呢?

1/3 :one-third1/12：one-twelfth7/12:seven-twelfths以下是金山词典里的,自己仔细研究一下,可以帮你举一反三哦1/2 :one-half;a half1/3 :one-third3/4 :three-fourths1/5 :one-fifth2/5 :two-fifths7/8 :seven-eighths1/10 :one-tenth;a tenth1/100 :one-hundredth;one per cent1/1000 :one-thousandth1/10000 :one ten-thousandth21/2 :two and one half;two and a half42/3 :four and two-thirds