85. LaTeX技巧572：如何给表格项添加注释？

\documentclass[11pt,a4paper,english]{article}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{babel}
\usepackage[font=small,labelfont=bf,tableposition=top]{caption}
\usepackage{booktabs}
\usepackage{threeparttable}

\begin{document}
\begin{table}[!ht]
\caption{A table with notes}\label{tab:tablenotes}
\centering
\begin{threeparttable}
\begin{tabular}{*4{c}}\toprule
Table head\tnote{1} & Table head\tnote{1} & Table head\tnote{2} & Table head\tnote{2} \\ \midrule
Some values & Some values & Some values & Some values \\
Some values & Some values & Some values & Some values \\
Some values & Some values & Some values & Some values \\
Some values & Some values & Some values & Some values \\ \bottomrule
\end{tabular}
\begin{tablenotes}
\footnotesize
\item[1] The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.
\item[2] The quick brown fox jumps over the lazy dog.
\end{tablenotes}
\end{threeparttable}
\end{table}
\end{document}

扩展阅读：http://www.ctan.org/pkg/threeparttable