<svg width="200" height="250" version="1.1" xmlns="http://www.w3.org/2000/svg">
  <!-- 矩形 -->
  <rect x="10" y="10" width="30" height="30" stroke="black" fill="transparent" stroke-width="5"/>
  <!-- 圆角矩形 -->
  <rect x="60" y="10" rx="10" ry="10" width="30" height="30" stroke="black" fill="transparent" stroke-width="5"/>
</svg>

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