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\begin{document}
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\includegraphics[width=5cm, height=4cm]{example.png}

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\begin{figure}[htbp]
  \centering
  \includegraphics{example.png}
  \caption{ʾÀýͼƬ}
  \label{fig:example}
\end{figure}

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\section{ÒýÑÔ}\label{sec:intro}
\begin{figure}[htbp]
\centering
\includegraphics{example.png}
\caption{ʾÀýͼƬ}\label{fig:example}
\end{figure}

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As mentioned in Section \ref{sec:intro} and shown in Figure \ref{fig:example}, ...

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\documentclass[a4paper]{article}  
\usepackage[margin=1cm]{geometry} % µ÷ÕûÒ³±ß¾àΪ1cm  
\usepackage{enumitem} % ÓÃÓÚ¶¨ÖÆÁбíÑùʽ  
\usepackage{array} % ÓÃÓÚ¶¨ÖƱí¸ñÑùʽ  
  
\begin{document}  
  
\begin{center}  
\Large{\textbf{Chess Offensive and Defensive Strategies Cheatsheet}}  
\end{center}  
  
\section*{Offensive Strategies}  
\begin{itemize}[leftmargin=*, nosep]  
  \item \textbf{King Hunt}:  
    \begin{itemize}[nosep]  
      \item Use your pieces to restrict the king's movement.  
      \item Create mating threats to force weaknesses.  
    \end{itemize}  
  \item \textbf{Pawn Breaks}:  
    \begin{itemize}[nosep]  
      \item Advance pawns to create weaknesses in the enemy camp.  
      \item Use pawn breaks to open lines for your pieces.  
    \end{itemize}  
  \item \textbf{Piece Activation}:  
    \begin{itemize}[nosep]  
      \item Move your pieces towards the center and kingside.  
      \item Avoid piece isolation.  
    \end{itemize}  
\end{itemize}  
  
\section*{Defensive Strategies}  
\begin{itemize}[leftmargin=*, nosep]  
  \item \textbf{King Safety}:  
    \begin{itemize}[nosep]  
      \item Castle early to protect the king.  
      \item Avoid exposing the king to attacks.  
    \end{itemize}  
  \item \textbf{Pawn Structure}:  
    \begin{itemize}[nosep]  
      \item Maintain a solid pawn structure to prevent weaknesses.  
      \item Avoid pawn islands.  
    \end{itemize}  
  \item \textbf{Piece Protection}:  
    \begin{itemize}[nosep]  
      \item Don't leave your pieces unprotected.  
      \item Use pawns to shield your important pieces.  
    \end{itemize}  
\end{itemize}  
  
\end{document}

\documentclass{beamer}  
\usetheme{Madrid} % ʹÓÃMadridÖ÷Ì⣬ÕâÊÇÒ»¸ö¼ò½àµÄÖ÷Ìâ  
\usecolortheme{dolphin} % ʹÓÃdolphinÑÕÉ«Ö÷Ì⣬ÓëMadridÖ÷Ìâ´îÅä  
  
\title{Chess Strategy: The Semi-Open Game with Rook on the Seventh Rank}  
\author{Your Name}  
\date{\today}  
  
\begin{document}  
  
\begin{frame}  
  \titlepage % ÏÔʾ±êÌâÒ³  
\end{frame}  
  
\begin{frame}{Introduction to the Strategy}  
  \begin{itemize}  
    \item The semi-open game is a type of chess opening  
    \item It involves the deployment of the rooks on the seventh rank  
    \item This strategy aims to control the center and prepare for attack  
  \end{itemize}  
\end{frame}  
  
\begin{frame}{Key Elements of the Strategy}  
  \begin{enumerate}  
    \item Quick development of pieces  
    \item Control of key squares in the center  
    \item Preparation of the attack on the king  
  \end{enumerate}  
\end{frame}  
  
\begin{frame}{Example of Play}  
  % ÕâÀï¿ÉÒÔ²åÈëÆåÅ̺ÍÆå×ÓµÄͼƬ£¬»òÕßʹÓÃÆäËû·½Ê½Õ¹Ê¾ÓÎϷʾÀý  
  \begin{center}  
    \includegraphics[width=0.5\textwidth]{chess_board_example.png}  
  \end{center}  
  \begin{itemize}  
    \item Starting position  
    \item Moves that demonstrate the strategy  
    \item Resulting position  
  \end{itemize}  
\end{frame}  
  
\begin{frame}{Conclusion}  
  \begin{itemize}  
    \item The semi-open game with rook on the seventh rank is a powerful strategy  
    \item It requires careful planning and execution  
    \item With practice, it can lead to successful games  
  \end{itemize}  
\end{frame}  
  
\begin{frame}[allowframebreaks]  
  \frametitle{References}  
  % ÕâÀï¿ÉÒÔÁгö²Î¿¼Êé¼®¡¢ÍøÕ¾µÈ  
  \begin{thebibliography}{9}  
    \bibitem{chessbook} \emph{Chess Strategy for Beginners}. Chess Publishing House, 2023.  
    \bibitem{chesswebsite} "Chess Openings Explained". \url{https://www.chess.com/openings}. Accessed on \today.  
  \end{thebibliography}  
\end{frame}  
  
\end{document}