因此科学家推断，这些单词并不代表确切的数，而只具有相对量的意思。
So the words don’t stand for numbers, so much as relative amounts.
“不用问”意思是“不需要问”，用于对话中下句的开头，后边是说话者对某情况做出的一个非常肯定的推断。
This sentence literally means "It's needless to ask", which is used at the beginning of a reply, followed by an affirmative deduction about something.
大量文献资料表明：在英语学习中通过上下文线索和单词的构词结构推断不认识单词的意思，能增加学习者的词汇量。
A great deal literature and information indicate that referring meanings of unknown words through contextual clues and word structure can enlarge learners' vocabulary size.
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