Weight sum
[计] 加权和数
🧩 词语组成解析
weight
[wet]
n. 重量，体重;重担，重任;重要;[统]权，加重值，权重;
vt. 加重于，使变重;使负重，使负担或压迫;[统]使加权，附加加重值于;
weigh(重)+t(表示抽象名词的后缀)→重量；重要
sum
[sʌm]
n. 总数;算术;金额;概略，要点;
vt.& vi. 总计;总结，概括;归纳;
🗣️ 情景例句
He says it always brought him good luck on the baseball team.
他说 ，当年他在棒球队时这手套总是带给他好运。
The goods we offered last week are running out, therefore, the offer terminates on 20th July.
上周我们报价的货物现已售完，所以，此报价在7月20日终止。
but when she got out at her own floor, both were forgotten in her sudden discovery that her front door was open.
但她到自己的楼层走出电梯后，就把这两件事忘了个干净，因为她突然发现她家的大门开着。