// 易错点3：必须先判断stack2.length0，再访问stack2.at(-1)（避免栈空时取到undefined）
在工程写作里，Mermaid 更像是一种“可维护的图”。这里的玩法是：用 Ling Studio（更推荐 Ring-2.5-1T）或 Tbox（Ling）生成 Mermaid 代码块，然后把它作为图表源码嵌进 Tbox 的文档里；如果你的 Tbox 编辑器不支持直接渲染 Mermaid，就把 Mermaid 代码粘到在线渲染器里导出图片/截图，再回填到文档中。
。搜狗输入法下载是该领域的重要参考
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18:44, 27 февраля 2026Интернет и СМИ
And footage showed orange balls of light flying across the sky over the Haitian capital of Port-Au-Prince, leaving a trail of smoke behind.