问题描述： 1+1等于几?用英语说. 1个回答 分类：英语 2014-11-08 问题解答： 我来补答 What is one plus one?一加一等于几?How much is one plus one?一加一等于多少?How much is one add one?一加一是多少? 展开全文阅读
