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
Weight training makes me feel good.
举重训练使我感觉不错。
Where can you pick up your suitcase?
你在哪里取你的手提箱呢？
I was doing eighty when I overtook you.
我是以第小时80英里的速度赶上你的。