自然数整数小数混小数(带小数)纯小数循环小数纯循环小数混循环小数有限小数无限小数分数真分数假分数三角形的面积正方形的面积长方形的面积平行四边形的面积梯形的面积内角和长方体的体积长方体(或正方体)的体积正方体的体积圆的周长圆的面积圆柱的表(侧)面积圆柱的表面积圆柱的体积圆锥的体积分数的加、减法则分数的乘法则分数的除法则加法交换律加法结合律乘法交换律乘法结合律natural number integer decimal mixed decimals (with decimal) pure decimal recurring decimal pure recurring decimal mixed recurring decimal finite decimal infinite decimal score proper fraction improper fraction the area of triangle square area rectangular area parallelogram area trapezoid area angle and the volume of cuboid cuboid (or cube) of size cube size the circumference of a circle area round columns of table (side) area cylindrical surface area cylindrical volume cone size score of canada, by law score ** the multiplication in addition to the scores of rules addition the exchange of law additive combination of legal exchange multiplication law multiplicative combination of legal 20210311
经济e5a48de588b63231313335323631343130323136353331333431363061学中常用的一些英语词汇如下: 1、social**t economy 英[ˈsəʊʃəlɪst ɪˈkɒnəmi]美[ˈsoʊʃəlɪst ɪˈkɑːnəmi]社会主义经济 例如:the relationship of the social**t economy to the c...