fortyfold adj.四十倍的adv.四十倍fortyfive n.每分鐘45次轉(zhuǎn)速的唱片fortyeightmo n.四十八開本forty-two num.四十二forty-three num.四十三forty-third num.第四十三forty-sixth num.第四十六forty-six num.四十六forty-seventh num.第四十七forty-seven num.四十七forty-second num.第四十二forty-one num.四十一forty-ninth num.第四十九forty-niner n.1849年爭往加利福尼亞州淘金的人forty-nine num.四十九forty-leven adj.許多的；數(shù)不清的forty-fourth num.第四十四forty-four num.四十四forty-five n.四十五分(時間)adj.四十五（分）的pron.四十五forty-first num.第四十一