我购买了 WordPress 主题 (Urbango)。这是一个聚合网页主题，其中各个类别都是相关的。对于每个类别，都使用特定的 w3 svg 图标（请参见下面的代码）。下面是一个特定图标：
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="42.105px" height="43.688px" viewBox="0 0 42.105 43.688" enable-background="new 0 0 42.105 43.688" xml:space="preserve"><g><circle stroke-width="2" stroke-miterlimit="10" cx="7.044" cy="36.357" r="5.793"/><line stroke-width="2" stroke-linejoin="round" stroke-miterlimit="10" x1="24.403" y1="18.373" x2="20.573" y2="23.475"/><path stroke-width="2" stroke-linejoin="round" stroke-miterlimit="10" d="M15.862,16.209 l10.295-14.7c0,0,0.691,1.682,1.154,4.071"/><line stroke-width="2" stroke-linejoin="round" stroke-miterlimit="10" x1="7.958" y1="27.492" x2="10.921" y2="23.263"/><path stroke-width="2" stroke-miterlimit="10" d="M27.355,41.307 c-0.843,0.623-1.865,1.024-2.987,1.112c-3.19,0.249-5.978-2.135-6.228-5.325c-0.25-3.19,2.133-5.978,5.325-6.227 c0.395-0.031,0.785-0.021,1.164,0.025"/><path stroke-width="2" stroke-linejoin="round" stroke-miterlimit="10" d="M23.388,27.707 L5.831,1.25c0,0-5.153,6.378-1.589,12.418L16.65,31.635"/><g><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="37.589" x2="34.275" y2="37.589"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="33.541" x2="34.275" y2="33.541"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="29.492" x2="34.275" y2="29.492"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="25.444" x2="34.275" y2="25.444"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="21.395" x2="34.275" y2="21.395"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="13.298" x2="34.275" y2="13.298"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="17.347" x2="34.275" y2="17.347"/><line stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" x1="40.77" y1="9.25" x2="34.275" y2="9.25"/></g><g><g><circle stroke-width="2" stroke-miterlimit="10" cx="15.831" cy="23.277" r="0.547"/></g></g><path stroke-width="2" stroke-linecap="round" stroke-miterlimit="10" d="M40.855,41.625l-8.293,0 c-1.381,0-2.483-2.134-2.483-2.134c-1.459-2.897-2.566-7.146-2.566-16.043V23.39c0-8.896,1.106-13.146,2.566-16.043 c0,0,1.103-2.133,2.483-2.133l8.293,0"/></g></svg>我没有从这段编码中得到任何东西。然而不幸的是，它必须是这样的，因为它显然也定义了它在页面不同区域的可视化方式。
我的问题：需要更改此代码的哪一部分，以便我可以对另一个图标使用相同的逻辑？例如。将此剪刀图标更改为 w.g.汉堡菜单图标。
如何在我们的项目中添加svg图像