| 单词 | 求总和 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔addition〕The act or process of adding, especially the process of computing with sets of numbers so as to find their sum.加，加法：累加的行为或过程，特指几组数字相加以求总和的计算过程美国传统〔add〕To find a sum in arithmetic.做加法，求总和：用算术求总数美国传统 |
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