Gemini与配套工具全景清单，助你快速上线

We need to produce a markdown article in Chinese. Must start with ## chapter title (first chapter). Must include images with placeholder tags using HTML comments, following format: e.g., . Must insert 3-4 placeholders: first after first or second paragraph, second in middle, third before end. Not to use markdown image syntax. Must not have any preceding content.nnAlso must follow writing rules: 3-6 chapters. Each chapter 2-4 paragraphs. Provide article length 300-800 words. Should be about Gemini tools list.nnWe need to embed 3-4 placeholders in appropriate places.nnLet’s design:nnChapter 1: 何为 Gemini 及其重要性 (2 paragraphs?) Actually 2-4 paragraphs per chapter. That is fine.nnPlace first image after first or second paragraph.nnPlan: Chapter 1, 3 paragraphs: introduction; show concept; first image after second paragraph.nnChapter 2: 关键工具一览 (4 paragraphs) midday; insert second image after some paragraph maybe mid.nnChapter 3: 如何搭建全栈环境 (3 paragraphs) third image before end.nnAdditional 4th image maybe optional? We need 3-4 placeholders. We have 3.nnLet’s comply: 3 placeholders enough.nnNow produce markdown sections.nnWord count: target 500 words maybe. Chinese words count? approximate 457 Chinese characters maybe.nnLet’s craft 4 chapters about 120-180 Chinese characters each; 4*150=600? It’s okay. 300-800 words.nnLet’s ensure not to start with meta data. Start with ## Gemini 与配套工具全景清单，助你快速上线?? Wait the instruction says start with first ## title heading – but the title is