Typst

横线

#box(stroke: (bottom: 1pt), inset: (bottom: 2pt, left: 3pt, right: 3pt), baseline: 2pt)[#lorem(5)] #lorem(5)

#box(stroke: (bottom: 1pt), inset: (bottom: 2pt, left: 3pt, right: 3pt), baseline: 2pt)[#lorem(5)] #lorem(5)

flowchart LR
    A["负极 / 阳极<br/>Anode (−)<br/>氧化：释放电子"]
    B["外电路 / 负载<br/>External circuit / Load"]
    C["正极 / 阴极<br/>Cathode (+)<br/>还原：接受电子"]
    E["电解质 + 隔膜<br/>Electrolyte + Separator"]

    A -- "电子流 e⁻：阳极 → 阴极<br/>Electron flow" --> B
    B -- "电子进入正极<br/>Electrons enter cathode" --> C
    C -. "约定电流 I：阴极 → 阳极<br/>Conventional current" .-> B
    E -- "阳离子 → 阴极<br/>Cations → cathode" --> C
    E -- "阴离子 → 阳极<br/>Anions → anode" --> A

    E -. "隔膜阻止电子直接通过<br/>Separator blocks electrons" .- A
    E -. "离子可通过<br/>Ions can pass" .- C