答案1
希望这能帮助你入门
{
\rowcolors{2}{white}{white}
\begin{longtable}{@{}p{.2\textwidth}p{.75\textwidth}}
\rowcolor{white}\color{black}
\bf Column 1&\color{black}\small\bf Column 2
(continued)\cr
\hline
\endhead
\rowcolor{white}\color{black}
\bf Column 1&\color{black}\bf Column 2\\
\endfirsthead
\noalign{
\hrule height 1pt width\textwidth
\vskip6pt}