Mathematical operation
un. 數(shù)學(xué)運(yùn)算\\n
?? 詞語(yǔ)組成解析
mathematical
[,m?θ?'m?t?kl]
adj. 數(shù)學(xué)的;精確的;絕對(duì)的;可能性極小的;
mathemat數(shù)學(xué) + ic...的+al ...的 → a.數(shù)學(xué)的，數(shù)學(xué)上的
operation
[,ɑp?'re??n]
n. 操作，經(jīng)營(yíng);手術(shù);[數(shù)]運(yùn)算;作用;
oper 工作 + ation 表示行為、狀態(tài)、過(guò)程 → n.操作；手術(shù)；運(yùn)算
??? 情景例句
you've been writing for the school paper.
你為校刊寫(xiě)文章。
What do you mean by that?
你這話是什么意思？
So it looks as if she meant to return.
因此看樣子她好象要回來(lái)。