音標發(fā)音英式音標 [?k?m.?n ?fr?k.??n]美式音標 [?kɑ?.m?n ?fr?k.??n]英式發(fā)音 美式發(fā)音 基本解釋簡分數，普通分數。同根派生 common fraction相關詞英漢例句When figuring dimensions, we usually change common fractions to decimals.儅計算麪積時，我們通常將普通分數變爲小數。Common fractions written in the Greek or Egyptian system were too awkward for astronomical calculations.用希臘人或埃及人那套辦法寫出來的普通分數很不便於作天文計算。common fraction更多例句英英字典劍橋英英字典 a fraction in which there is a horizontal line with one number above it and one number below itcommon fraction劍橋字典common fraction柯林斯字典