Sum component
[计] 和数分量
🧩 词语组成解析
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
I'll help too, Mr. Baker.
我也要帮忙，Baker先生。
Will you please repeat it?
请你重说一遍好吗？
If one group of people were disturbed from their eye-movement sleep for several nights on end,
如果有两组人，一组人连续几夜在眼球队活动时被叫醒；