| 释义 |
arithmetic progression [英] [əˈrɪθmətɪk prəˈgreʃən] [美] [əˈrɪθmɪtɪk prəˈɡrɛʃən] [短语] 等差数列;算数级数 词频排名 46302/55435 学习人数 1811 难度等级 4/10 认知比例 38.15% 例句 summation of arithmetic progression 等差数列求和 An arithmetic progression is a sequence of numbers such that the difference between the consecutive terms is constant. 等差数列是指相连两个数之间差值固定的一组数。 助记 串记 geometric progression等比数列
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