%%% outline
%-------------------------------------------------------------------------
\begin{tikzpicture}

{
{\footnotesize
\node [anchor=north west,minimum height=2em,minimum width=4em] (s11) at (0,0) {};
\node [rectangle,draw,anchor=west,line width=1pt,minimum height=2em,minimum width=4em,fill=green!30,drop shadow] (s1) at ([xshift=2em]s11.east) {我};
\node [rectangle,draw,anchor=west,line width=1pt,minimum height=2em,minimum width=4em,fill=green!30,drop shadow] (s2) at ([xshift=2em]s1.east) {改变};
\node [rectangle,draw,anchor=west,line width=1pt,minimum height=2em,minimum width=4em,fill=green!30,drop shadow] (s3) at ([xshift=2em]s2.east) {主意};
\node [rectangle,draw,anchor=west,line width=1pt,minimum height=2em,minimum width=4em,fill=green!30,drop shadow] (s4) at ([xshift=2em]s3.east) {了};
\node [rectangle,draw,anchor=west,line width=1pt,minimum height=2em,minimum width=4em,fill=green!30,drop shadow] (s5) at ([xshift=2em]s4.east) {。};

\node [anchor=south] (nu1) at (s1.north) {1};
\node [anchor=south] (nu2) at (s2.north) {2};
\node [anchor=south] (nu3) at (s3.north) {3};
\node [anchor=south] (nu4) at (s4.north) {4};
\node [anchor=south] (nu5) at (s5.north) {5};
}

{
{\footnotesize
\node [anchor=north,rectangle,draw,line width=1pt,minimum height=2em,minimum width=4em,fill=red!30,drop shadow] (t1) at ([yshift=-3.5em]s11.south) {$t_0$};
\node [rectangle,draw,anchor=north,line width=1pt,minimum height=2em,minimum width=4em,fill=red!30,drop shadow] (t2) at ([yshift=-3.5em]s1.south) {I};
\node [rectangle,draw,anchor=north,line width=1pt,minimum height=2em,minimum width=4em,fill=red!30,drop shadow] (t3) at ([yshift=-3.5em]s2.south) {changed};
\node [rectangle,draw,anchor=north,line width=1pt,minimum height=2em,minimum width=4em,fill=red!30,drop shadow] (t4) at ([yshift=-3.5em]s3.south) {my};
\node [rectangle,draw,anchor=north,line width=1pt,minimum height=2em,minimum width=4em,fill=red!30,drop shadow] (t5) at ([yshift=-3.5em]s4.south) {mind};
\node [rectangle,draw,anchor=north,line width=1pt,minimum height=2em,minimum width=4em,fill=red!30,drop shadow] (t6) at ([yshift=-3.5em]s5.south) {.};

\node [anchor=north] (nd1) at (t2.south) {[1]};
\node [anchor=north] (nd2) at (t3.south) {[2]};
\node [anchor=north] (nd3) at (t5.south) {[3]};
\node [anchor=north] (nd4) at (t6.south) {[4]};
}
\draw [->,thick] (s1.south) -- (t2.north);
\draw [->,thick] (s2.south) -- (t3.north);
\draw [->,thick] (s3.south) -- (t5.north);
\draw [->,thick] (s4.south) -- (t1.north);
\draw [->,thick] (s5.south) -- (t6.north);
}

\node [anchor=east] (ss) at ([xshift=-0.5em]s1.west) {$\seq{s}$};
\node [anchor=east] (tt) at ([xshift=-0.5em]t1.west) {$\seq{t}$};

}
\end{tikzpicture}
%---------------------------------------------------------------------