额……试试execute @e[type=snowball] ~~~fill~20~-10~20~~~ air 0 replace lava
?
输命令方块里开循环保持开启
然后 朝岩浆丢雪球![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
或者试试用execute @e[type=snowball] ~~~fill~20~-10~20~~~ air 0 replace stone清区块![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
还是沿用上面的设置![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
但是三废石和土可能会漏掉![](http://tb2.bdstatic.com/tb/editor/images/face/i_f10.png?t=20140803)
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
输命令方块里开循环保持开启
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
或者试试用execute @e[type=snowball] ~~~fill~20~-10~20~~~ air 0 replace stone清区块
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
还是沿用上面的设置
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f25.png?t=20140803)
但是三废石和土可能会漏掉
![](http://tb2.bdstatic.com/tb/editor/images/face/i_f10.png?t=20140803)