跟进这个问题我之前问过，我面临着类似的情况，但就我而言，我似乎无法用上面问题提供的解决方案来解决问题，而且我没有任何线索......
以下是 MWE，我想要做的就是垂直合并行（多行），以便“RA 的预防影响”及其对应的“G5 车辆 UVB 40h”跨越 4 行，而“RP 的预防影响”及其对应的“G5 车辆 UVB 40h”跨越 3 行。
我该怎么做？非常感谢！！
\documentclass[xcolor={dvipsnames,table}]{beamer}
%%TABLE
\usepackage{multirow}
\newcommand*{\arraycolor}[1]{\protect\leavevmode\color{#1}}
\newcolumntype{A}{>{\columncolor{red!20}}c}
\newcolumntype{B}{>{\columncolor{blue!20}}c}
\mode<presentation> {
\usetheme[compress]{Singapore}
\usecolortheme{orchid}
}
\begin{document}
\begin{frame}
\sffamily
\arrayrulecolor{white}
\arrayrulewidth=1pt
\renewcommand{\arraystretch}{1}
\rowcolors[\hline]{2}{.!50!White}{}
\resizebox{\linewidth}{!}{%
\begin{tabular}{A|B|A}
\rowcolor{.!50!Black}
\arraycolor{White}\bfseries {\footnotesize Question} & \arraycolor{White}\bfseries {\footnotesize A} & \arraycolor{White}\bfseries {\footnotesize B}\\
\bfseries {\scriptsize UVB impact on primary keratinocytes} & {\scriptsize G5 vehicle UVB 40h} & {\scriptsize G6 vehicle noUVB 40h}\\
\bfseries {\scriptsize Preventative impact of RA} & {\scriptsize G1 RA\_1nM UVB 40h} & {\scriptsize G5 vehicle UVB 40h}\\
& {\scriptsize G1 RA\_10nM UVB 40h} &\\
& {\scriptsize G1 RA\_100nM UVB 40h} &\\
& {\scriptsize G1 RA\_1$\mu$M UVB 40h} &\\
\bfseries {\scriptsize Preventative impacts of RP} & {\scriptsize G2 RP\_0.1$\mu$M UVB 40h} & {\scriptsize G5 vehicle UVB 40h}\\
& {\scriptsize G2 RP\_1$\mu$M UVB 40h} &\\
& {\scriptsize G2 RP\_10$\mu$M 40h} &\\
\end{tabular}
}%
\end{frame}
\end{document}
答案1
具有（≥ 6.1 {NiceTabular}，nicematrix截至 2021-08-20）。
\documentclass[xcolor={dvipsnames}]{beamer}
\usepackage{nicematrix}
\mode<presentation> {
\usetheme[compress]{Singapore}
\usecolortheme{orchid}
}
\begin{document}
\begin{frame}
\begin{center}
\sffamily
\renewcommand{\arraystretch}{1.4}
\tiny
\begin{NiceTabular}
[
rules = {color=white,width=2pt} ,
hvlines-except-borders ,
cell-space-limits=3pt,
]
{>{\bfseries}ccc}
\CodeBefore
\rowcolors{2}{red!20}{red!10}[cols={1,3},respect-blocks]
\rowcolors{2}{blue!20}{blue!10}[cols=2]
\cellcolor{red!50!black}{1-1,1-3}
\cellcolor{blue!50!black}{1-2}
\Body
\RowStyle[color=White]{\footnotesize}
Question & \bfseries A & \bfseries B \\
UVB impact on primary keratinocytes & G5 vehicle UVB 40h & G6 vehicle noUVB 40h \\
\Block{4-1}{Preventative impact of RA} & G1 RA\_1nM UVB 40h & \Block{4-1}{G5 vehicle UVB 40h} \\
& G1 RA\_10nM UVB 40h \\
& G1 RA\_100nM UVB 40h \\
& G1 RA\_1$\mu$M UVB 40h \\
\Block{3-1}{Preventative impacts of RP} & G2 RP\_0.1$\mu$M UVB 40h & \Block{3-1}{G5 vehicle UVB 40h} \\
& G2 RP\_1$\mu$M UVB 40h \\
& G2 RP\_10$\mu$M 40h \\
\end{NiceTabular}
\end{center}
\end{frame}
\end{document}
您需要多次编译（因为nicematrix在后台使用 PGF/Tikz 节点）。
