约五万字
About 50,000 words
以上为机器翻译结果，长、整句建议使用 人工翻译 。
除引言外，全文共分五部分，约五万字。
This article, about fifty thousand words, consists of five parts except the introduction.
youdao
除引言和结论外，全文共分四章，约五万字。
In addition to the introduction and conclusion, the full text is divided into four chapters, about 50,000 words.
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