DOCX 转 RTF
把 Word 文档转成 RTF，这种轻量格式几乎所有文字处理软件、包括老旧工具都能打开。
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To
DOCX
The standard Microsoft Word document. Opens in Word, Google Docs, and virtually every modern office suite.
RTF
Rich Text Format — a simple document format with basic styling that nearly every word processor can open.