脱离鼠标，只用键盘，沉浸在 SuperMemo 的渐进阅读中吧！
| 组合键 | 标题 | 操作类型 |
|---|---|---|
| Tab + Q | 格式刷 | Keystroke |
| Backspace(退格) | 删卡 | Keystroke |
| 2 | 优先级33 | QuickerAction |
| 3 | 优先级88 | QuickerAction |
| D | 摘抄 | Keystroke |
| E | 退出 | Keystroke |
| F | QuickerAction | |
| H | Keystroke | |
| I | 向上 | Keystroke |
| J | 向左 | Keystroke |
| K | 向下 | Keystroke |
| L | 向右 | Keystroke |
| O | Keystroke | |
| Q | 挖空 | Keystroke |
| U | Keystroke | |
| W | 标题 | QuickerAction |
| ; | Keystroke | |
| Tab + Return(回车) | 删除内容并搁置 | Keystroke |
| Tab + H | Keystroke | |
| Tab + I | 选中向上 | Keystroke |
| Tab + J | 选中向左 | Keystroke |
| Tab + K | 选中向下 | Keystroke |
| Tab + L | 选中向右 | Keystroke |
| Tab + ; | Keystroke | |
| Space + J | 上一张 | Keystroke |
| Space + L | 下一张 | Keystroke |
| 1 | 优先级5 | QuickerAction |
| Return(回车) | 大小写 | Keystroke |
