模型原始结果
```svg
<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512" viewBox="0 0 512 512">
<!-- Sky background -->
<rect x="0" y="0" width="512" height="512" fill="#bfe3f2"/>
<!-- Ground -->
<rect x="0" y="430" width="512" height="82" fill="#7fb069"/>
<!-- Bicycle back wheel -->
<circle cx="170" cy="400" r="60" fill="none" stroke="#333" stroke-width="8"/>
<circle cx="170" cy="400" r="6" fill="#333"/>
<line x1="170" y1="400" x2="170" y2="345" stroke="#999" stroke-width="3"/>
<line x1="170" y1="400" x2="220" y2="400" stroke="#999" stroke-width="3"/>
<line x1="170" y1="400" x2="170" y2="455" stroke="#999" stroke-width="3"/>
<line x1="170" y1="400" x2="120" y2="400" stroke="#999" stroke-width="3"/>
<line x1="170" y1="400" x2="207" y2="357" stroke="#999" stroke-width="3"/>
<line x1="170" y1="400" x2="133" y2="443" stroke="#999" stroke-width="3"/>
<!-- Bicycle front wheel -->
<circle cx="360" cy="400" r="60" fill="none" stroke="#333" stroke-width="8"/>
<circle cx="360" cy="400" r="6" fill="#333"/>
<line x1="360" y1="400" x2="360" y2="345" stroke="#999" stroke-width="3"/>
<line x1="360" y1="400" x2="410" y2="400" stroke="#999" stroke-width="3"/>
<line x1="360" y1="400" x2="360" y2="455" stroke="#999" stroke-width="3"/>
<line x1="360" y1="400" x2="310" y2="400" stroke="#999" stroke-width="3"/>
<line x1="360" y1="400" x2="397" y2="357" stroke="#999" stroke-width="3"/>
<line x1="360" y1="400" x2="323" y2="443" stroke="#999" stroke-width="3"/>
<!-- Bicycle frame -->
<line x1="170" y1="400" x2="230" y2="310" stroke="#d23" stroke-width="9"/>
<line x1="230" y1="310" x2="330" y2="310" stroke="#d23" stroke-width="9"/>
<line x1="330" y1="310" x2="360" y2="400" stroke="#d23" stroke-width="9"/>
<line x1="230" y1="310" x2="170" y2="400" stroke="#d23" stroke-width="9"/>
<line x1="230" y1="310" x2="250" y2="400" stroke="#d23" stroke-width="9"/>
<line x1="250" y1="400" x2="330" y2="310" stroke="#d23" stroke-width="9"/>
<line x1="250" y1="400" x2="170" y2="400" stroke="#d23" stroke-width="9"/>
<!-- Handlebars -->
<line x1="330" y1="310" x2="345" y2="275" stroke="#333" stroke-width="8"/>
<line x1="320" y1="270" x2="365" y2="270" stroke="#333" stroke-width="8"/>
<!-- Seat -->
<line x1="230" y1="310" x2="220" y2="280" stroke="#333" stroke-width="8"/>
<ellipse cx="215" cy="275" rx="25" ry="10" fill="#333"/>
<!-- Pedal -->
<circle cx="250" cy="400" r="10" fill="#333"/>
<line x1="250" y1="400" x2="265" y2="420" stroke="#333" stroke-width="6"/>
<!-- Pelican body -->
<ellipse cx="240" cy="230" rx="70" ry="55" fill="#f4f1de"/>
<ellipse cx="240" cy="230" rx="70" ry="55" fill="none" stroke="#d8d4c0" stroke-width="2"/>
<!-- Pelican wing -->
<ellipse cx="250" cy="225" rx="45" ry="35" fill="#e8e4d0"/>
<ellipse cx="250" cy="225" rx="45" ry="35" fill="none" stroke="#cfcbb8" stroke-width="2"/>
<!-- Pelican tail feathers -->
<polygon points="175,225 140,205 150,235 135,240 170,250" fill="#e8e4d0" stroke="#cfcbb8" stroke-width="2"/>
<!-- Pelican neck -->
<polygon points="280,200 310,150 325,160 300,215" fill="#f4f1de" stroke="#d8d4c0" stroke-width="2"/>
<!-- Pelican head -->
<ellipse cx="320" cy="145" rx="35" ry="30" fill="#f4f1de"/>
<ellipse cx="320" cy="145" rx="35" ry="30" fill="none" stroke="#d8d4c0" stroke-width="2"/>
<!-- Pelican eye -->
<circle cx="332" cy="138" r="5" fill="#333"/>
<circle cx="334" cy="136" r="2" fill="#fff"/>
<!-- Pelican beak pouch -->
<polygon points="350,145 410,165 405,180 355,165" fill="#f2a541" stroke="#d4882a" stroke-width="2"/>
<!-- Pelican upper beak -->
<polygon points="350,140 415,155 410,165 350,150" fill="#f4b942" stroke="#d4a22a" stroke-width="2"/>
<!-- Pelican legs -->
<line x1="225" y1="280" x2="220" y2="330" stroke="#f2a541" stroke-width="8"/>
<line x1="260" y1="280" x2="255" y2="330" stroke="#f2a541" stroke-width="8"/>
<!-- Pelican feet on pedals -->
<polygon points="205,330 230,330 220,345" fill="#f2a541" stroke="#d4882a" stroke-width="2"/>
<polygon points="240,330 265,330 255,345" fill="#f2a541" stroke="#d4882a" stroke-width="2"/>
<!-- Specks of dust on ground -->
<circle cx="100" cy="450" r="3" fill="#6a9b5a"/>
<circle cx="400" cy="460" r="4" fill="#6a9b5a"/>
<circle cx="300" cy="470" r="2" fill="#6a9b5a"/>
<circle cx="450" cy="445" r="3" fill="#6a9b5a"/>
<!-- Grass tufts -->
<polyline points="60,430 65,415 70,430" fill="none" stroke="#5a8b4a" stroke-width="2"/>
<polyline points="430,430 435,418 440,430" fill="none" stroke="#5a8b4a" stroke-width="2"/>
<polyline points="470,430 475,420 480,430" fill="none" stroke="#5a8b4a" stroke-width="2"/>
</svg>
```