Normal concentration 的释义·读音·用法·词根来源详解

🧩 词语组成解析

normal ['nɔrml]

adj. 正常的;正规的，标准的;[数学]正交的;精神健全的; n. 正常，常态;标准;[数学]法线;

norm规则，规范+al形容词后缀→有规范的→正常的

concentration ['kɑnsn'treʃən]

n. 集中;专心;关注;浓度;

con共同+centr中心+ation后缀→集中；浓缩

Oh, this is a wonderful house.

啊，这是一栋很好的房子。

We think your Chunlan brand air conditioners will be selling well at this end and we are looking forward to receiving your samples soon.

我们认为你方的春兰牌空调机在这里会很畅销，希望很快收到你们的样品。

But just before the competition closed,

但就在竞赛截止时间将到之际，

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