Regression sum of squares
[化] 回归平方和
🧩 词语组成解析
regression
[ri'greʃən]
n. 衰退;（尤指因催眠或精神疾患，或为逃避目前忧虑）回到从前;回归;（统计学） 回归;
sum
[sʌm]
n. 总数;算术;金额;概略，要点;
vt.& vi. 总计;总结，概括;归纳;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 广场；方钢；直角尺；正方形（square的复数形式）
🗣️ 情景例句
Where's your father?
你爸爸在哪？
For a few, scholarships were sources of support.
有少数人，奖学金是他们接受教育的学费来源。
From one's own front door to home or foreign hills or sands and back again, everything is to hand.
从自己的家门出发到国内国外的山区或沙滩上露营然后返回，一切都很便利。