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
Your photo in it helped, too.
在报纸上的照片也有帮助。
If it hadn't been for your help, we would never have finished it.
如果没有你的帮助，我们永远完不成任务。
Yes, I see. How can they get rid of waste water in this way? What a terrible colour the sea is now! It looks as if our class won't be able to bathe at all.
是的，我看见了。他们怎么能这样排放废水呢？海水的颜色多么可怕呀！看来我们班同学根本不能在这里游泳。