It takes great efforts for children to grasp the concept of number words.
儿童掌握数字词汇的概念需要付出很大的努力。
Fate and temperament are two words for one and the same concept.
命运和性格是同一概念的两种说法。
This gives the concept of such words a different nuance for each language.
这给了这些词汇的概念对每一种语言的不同的细微差别。
Let us begin with a few words on the concept of ionic strength.
让我们以离子强度的概念来开始吧。
Let us begin with a few words on the concept of ionic strength.
让我们以离子强度的概念来开始吧。
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