📅 最后修改于: 2020-10-14 04:13:18 🧑 作者: Mango
\ mathchoice-提供依赖于当前样式（显示，文本，脚本或脚本）的内容。
{ \mathchoice #1 #2 #3 #4 }
\ mathchoice命令用于提供依赖于当前样式（显示，文本，脚本或脚本）的内容；可用于定义通用宏。
| Input | Description |
|---|---|
| #1 | rendered when the \mathchoice appears in display style. |
| #2 | rendered when the \mathchoice appears in text style. |
| #3 | rendered when the \mathchoice appears in script style. |
| #4 | rendered when the \mathchoice appears in scriptscript style. |
\mathchoice{D}{T}{S}{SS}