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单词 arithmetical
释义

a.rith.met.ic.al
HAr7IW5met7I7k[l, $.er7IW5met-
adj
a.rith.me.tic H0CrYIP9metYIk, $0erYIP9met-

算术的
My son is very good at solving arithmetical problems.
我儿子很善于解算术题。
An arithmetical/arithmetic progression is a SEQUENCE (=ordered series) of numbers which increase or decrease by the same amount, such as 3, 6, 9 …, or 9, 6, 3.
算术级数

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更新时间:2025/1/8 11:11:22