<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">%%%------------------------------------------------------------------------------------------------------------
%%%  规则的组装对应翻译过程

\begin{tikzpicture}

% target side
\begin{scope}[xshift=-1em, level distance=25pt]

\node[scale=0.8] at (1.5, 2.2) {目标语言};

\node[scale=0.6, inner sep=0.1cm, draw,xshift=1em] (tfrag1) at
   (0,0.05) {\Tree[.NP [.DT the ] [.NNS imports ]]};

{
\node[scale=0.6, inner sep=0.1cm, draw, sibling distance=100pt] (tfrag2) at
   (1.4,1.4) {\Tree[.S [.NP ] [.VP ]]};
}

{
\node[scale=0.6, inner sep=0.1cm, draw, sibling distance=30pt] (tfrag3) at
   (3,-0.2) {\Tree[.VP [.VBZ have ] [.ADVP [.RB ] [.VBN fallen ]]]};
}

{
\node[scale=0.6, inner sep=0.1cm, draw,xshift=-1.5em] (tfrag4) at
   (2.8,-1.8) {\Tree[.RB drastically ]};
}

{\draw[*-*] (0.15,0.7) -- (0.15,1.05);}
{\draw[*-*] (2.7,0.7) -- (2.7,1.05);}
{\draw[*-*] (2.4,-1.4) .. controls +(north:0.6) and +(south:0.6) .. (3.0,-0.6);}
\end{scope}

% source side
\begin{scope}[scale=0.8, level distance=25pt, xshift=-20em, yshift=1em]

\node[scale=0.8] at (2.1, 2.45) {源语言};

{
\node[scale=0.6, inner sep=0.1cm, draw] (sfrag1) at
   (0,0) {\Tree[.NN 进口 ]};
}

{
\node[scale=0.6, inner sep=0.1cm, draw, sibling distance=135pt] (sfrag2) at
   (2.0,1.4) {\Tree[.IP [.NN ] [.VP ]]};
}

{
\node[scale=0.6, inner sep=0.1cm, xshift=1em, draw] (sfrag3) at
   (4,-0.7) {\Tree[.VP [.AD ] [.ADVP [.VV 下降 ] [.AS 了 ]]]};
}

{
\node[scale=0.6, inner sep=0.1cm, draw] (sfrag4) at
   (1.3,-1.3) {\Tree[.AD 大幅度 ]};
}

{\draw[*-*] (0.05,0.5) -- (0.05,0.95);}
{\draw[*-*] (4.15,0.5) -- (4.15,0.95);}
{\draw[*-*] (1.55,-0.95) .. controls +(east:1.0) and +(south:0.4) .. (3.5,-0.6);}

\draw[*-*] (-0.2,-2.5)--(0.3,-2.5) ;
\node[scale=0.6] (sfrag5) at
   ([xshift=2em,yshift=-3.2em]sfrag4) {{表示对变量的替换操作}};

\end{scope}

% rule 1
\begin{scope}[scale=0.6, xshift=-22em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-6em] \Tree[.NN 进口 ] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west] \Tree[.NP [.DT the ] [.NNS imports ]] \end{scope}

\end{scope}

% rule 2
\begin{scope}[scale=0.6, xshift=-11em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-6em] \Tree[.AD 大幅度 ] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west] \Tree[.RB drastically ] \end{scope}

\end{scope}

% rule 3
\begin{scope}[scale=0.6, xshift=2em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-7em] \Tree[.VP [.AD ] [.ADVP [.VV 下降 ] [.AS 了 ]]] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west, xshift=1em] \Tree[.VP [.VBZ have ] [.ADVP [.RB ] [.VBN fallen ]]] \end{scope}

\end{scope}

% rule 4
\begin{scope}[scale=0.6, xshift=16em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-6em] \Tree[.IP [.NN ] [.VP ]] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west,xshift=-1em] \Tree[.S [.NP ] [.VP ]] \end{scope}

\end{scope}

% red rule 1
\begin{scope}[scale=0.6, xshift=-22em, yshift=-11em, level distance=20pt]

{
\begin{scope}[anchor=north east, xshift=-6em] \Tree[.NN 进口 ] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west] \Tree[.NP [.DT the ] [.NNS imports ]] \end{scope}
}

\end{scope}

{
% red rule 2
\begin{scope}[scale=0.6, xshift=-11em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-6em] \Tree[.AD 大幅度 ] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west] \Tree[.RB drastically ] \end{scope}

\end{scope}
}

{
% red rule 3
\begin{scope}[scale=0.6, xshift=2em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-7em] \Tree[.VP [.AD ] [.ADVP [.VV 下降 ] [.AS 了 ]]] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west, xshift=1em] \Tree[.VP [.VBZ have ] [.ADVP [.RB ] [.VBN fallen ]]] \end{scope}

\end{scope}
}

{
% red rule 4
\begin{scope}[scale=0.6, xshift=16em, yshift=-11em, level distance=20pt]

\begin{scope}[anchor=north east, xshift=-6em] \Tree[.IP [.NN ] [.VP ]] \end{scope}
\draw[-&gt;] (-1.7,0.1) -- (-0.9,0.1);
\begin{scope}[anchor=north west,xshift=-1em] \Tree[.S [.NP ] [.VP ]] \end{scope}

\end{scope}
}

\end{tikzpicture}</pre></body></html>