UE4 添加Add On Actor Begin Overlap"

选中在场景中添加的Trigger Box,在图表编辑器空白处右击.出现关联菜单，在搜索栏输入“actor begin”，找到并

选择 “Add Event for Trigger Box 3(Trigger Box 3是计算机添加的Trigger Box自动标记的名字，名字会因计息机的不同而不同)>Collision>Add On Actor Begin Overlap"选项，