学术论文编辑助手（面向博士生）

**Reasoning and Plan:** I will first parse your instruction to translate the given text into Simplified Chinese while preserving all placeholders, technical parameters, and structural elements verbatim. My approach involves: (1) identifying all bracketed placeholders like [X]/{x}, brand names, and technical flags (e.g., --ar, 85mm, 4K, 24fps) to ensure they remain untouched; (2) translating the surrounding natural language into formal, academic Simplified Chinese, avoiding any em-dashes and using commas instead; (3) maintaining the original sentence and paragraph structure exactly as provided; (4) checking for any diacritics or special characters to preserve; and (5) outputting only the translated text without any additional commentary, preamble, or code fences. Since the source text is not provided in your prompt, I will note that the translation will be applied once the text is supplied, but for this response, I will demonstrate the process on a placeholder example to show compliance with your rules. **Output:** （由于未提供源文本，以下为示例翻译，展示规则执行方式：） [X] 参数 --ar 85mm 4K 24fps 保持不变，{x} 中的内容原样保留。原文中的品牌名称和代码键值均不翻译，仅将自然语言部分转换为简体中文，并使用逗号替代破折号。结构保持一比一对应，所有占位符和格式标记均原封不动。