solidworks中圓如何剪切？

<ol style="font-family:宋體, SimSun;font-size:14px;" class=" list-paddingleft-2"><li>如下圖所示草圖： </li></ol> <a title="點擊查看大圖" class="ikqb_img_alink" href="https://gss0.baidu.com/-Po3dSag_xI4khGko9WTAnF6hhy/zhidao/pic/item/b151f8198618367a41ca269228738bd4b31ce53a.jpg" target="_blank" rel="nofollow"><img class="ikqb_img css-turn-0" style="left: 0px; top: 0px; position: relative; cursor: auto;" src="https://gss0.baidu.com/-Po3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D600%2C800/sign=70867633570fd9f9a0425d6f151df812/b151f8198618367a41ca269228738bd4b31ce53a.jpg" esrc="https://gss0.baidu.com/-Po3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D450%2C600/sign=fb274952d22a283443f33e0f6e85e5dc/b151f8198618367a41ca269228738bd4b31ce53a.jpg"/></a> 2.選擇工具欄面板上的“剪裁實體”； <a title="點擊查看大圖" class="ikqb_img_alink" href="https://gss0.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/zhidao/pic/item/3bf33a87e950352a2bae7c475543fbf2b3118bb6.jpg" target="_blank" rel="nofollow" style="font-family:宋體, SimSun;font-size:14px;"><img class="ikqb_img css-turn-0" style="font-family:宋體, SimSun;font-size:14px;left: 0px; top: 0px; position: relative; cursor: auto;" src="https://gss0.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D600%2C800/sign=b32de1cecd1349547e4be062667ebe60/3bf33a87e950352a2bae7c475543fbf2b3118bb6.jpg" esrc="https://gss0.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D450%2C600/sign=30a63a319458d109c4b6a1b6e468e089/3bf33a87e950352a2bae7c475543fbf2b3118bb6.jpg"/></a> 3.選擇“剪裁到最近端”； <a title="點擊查看大圖" class="ikqb_img_alink" href="https://gss0.baidu.com/-fo3dSag_xI4khGko9WTAnF6hhy/zhidao/pic/item/267f9e2f07082838b991845bbe99a9014d08f1e5.jpg" target="_blank" rel="nofollow" style="font-family:宋體, SimSun;font-size:14px;"><img class="ikqb_img css-turn-0" style="font-family:宋體, SimSun;font-size:14px;left: 0px; top: 0px; position: relative;" src="https://gss0.baidu.com/-fo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D600%2C800/sign=6f4b78b130d3d539c16807c50ab7c568/267f9e2f07082838b991845bbe99a9014d08f1e5.jpg" esrc="https://gss0.baidu.com/-fo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D450%2C600/sign=9c5257f8ef50352ab1342d0c6673d7c4/267f9e2f07082838b991845bbe99a9014d08f1e5.jpg"/></a> 4.當鼠標光標變成剪刀的樣子的時候，選擇需要剪裁的圓弧部分即可； <a title="點擊查看大圖" class="ikqb_img_alink" href="https://gss0.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/zhidao/pic/item/960a304e251f95ca944bcaf9cf177f3e660952c6.jpg" target="_blank" rel="nofollow" style="font-family:宋體, SimSun;font-size:14px;"><img class="ikqb_img css-turn-0" style="font-family:宋體, SimSun;font-size:14px;left: 0px; top: 0px; position: relative; cursor: auto;" src="https://gss0.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D600%2C800/sign=3d739a49a9c379317d3d8e2fdbf49b7d/960a304e251f95ca944bcaf9cf177f3e660952c6.jpg" esrc="https://gss0.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D450%2C600/sign=f69a86bbb14543a9f54ef2c82b27a6b4/960a304e251f95ca944bcaf9cf177f3e660952c6.jpg"/></a> 5.最后打勾確認完成即可。