reckoning by the abacus

例句：

1. 1. The company's financial report isdue to be released next week.
   下周公司财务报告将发布。
2. 2. He reckoned thatthe weather would improve by mid-October.
   他估计到十月中旬天气会好转。
3. 3.The accountants are responsible for keeping accuraterecords of all transactions.
   会计师负责记录所有交易的准确记录。