答案1
注意:如果您需要更多内部节点,则可以使用两个范围。
结果
代码
\documentclass{article}
\usepackage{tikz}
\usetikzlibrary{shapes}
\usetikzlibrary{positioning}
\begin{document}
\begin{tikzpicture}
\node[draw, dashed, ellipse, minimum width=40mm, minimum height=30mm, anchor=south west] (plot1) at (0,0) {plot 1};
\node[draw, minimum width=10mm, minimum height=7mm, x={(plot1.south east)}, y={(plot1.north west)}] (hlbox) at (.9,.7) {};
\node[draw, minimum width=30mm, minimum height=20mm, above right=of plot1, xshift=10mm] (plot2) {plot 2};
\draw[->] (plot2.south west) -- (hlbox.north east);
\end{tikzpicture}
\end{document}