英语词汇意义的研究可以分为三个阶段：训诂学阶段，传统语义学阶段，现代语言学阶段。

The study on English meaning can be divided into three stages: the stage of scholium, the stage of traditional semantics and modern semantics.

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但历史语言学的一个分支，涉及到几种不同语言的比较，或同一种语言不同阶段的比较。

But the branch of historical linguistics, involves the comparison of several different languages, or the comparison of different stages of a single language.

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作为语言学的一个分支，方言学的教学和研究应和其他语言学科一样，在不同的阶段有不同的要求。

As a branch of linguistics, dialectology should be taught and studied with different methods in different period just as the other linguistic disciplines.

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Just imagine a philologist being confronted with the idea that the meaning of words at a certain historical moment isn't the only thing that matters in understanding the meaning of a poem.

想象一下，一个语言学家看到一个理论指出,一个字在特定历史阶段的语义,不是影响诗歌意思理解的,唯一因素。

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