1、The total sum is 12 by adding these two integers.
這兩個整數(shù)之和為12。

2、Unfortunately, the total sum of files may not exceed 200mb in the case of multiple uploads.
遺憾的是，多個文件上傳時總的大小也不能超過200MB。

3、The total sum is considerable.
為數(shù)甚巨。

4、By 11:20 pm, he had ordered 20 dishes, costing a total sum of 8950 yen.
該男子名佐藤憲一，36歲，于28日上午11點10分進入Denny's，到晚上11點20分共點了20道菜，消費總計8950日元(約合676元人民幣)。

5、The total sum of money to be paid out to employees at a given time
薪金總額在指定時間付給工人的工資總額

total sum翻譯