/structure: 把一个区域的方块保存为结构、在别处加载它，或删除它。
语法
<尖括号> 内为必填，[方括号] 内为可选。 /structure 有 5 种写法：
/structure <action: structuresaveaction> <name: id> <from: position> <to: position> [saveMode: structuresavemode]
/structure <action: structuresaveaction> <name: id> <from: position> <to: position> [includeEntities: boolean] [saveMode: structuresavemode] [includeBlocks: boolean]
/structure <action: structuredeleteaction> <name: id>
/structure <action: structureloadaction> <name: id> <to: position> [rotation: rotation] [mirror: mirror] [includeEntities: boolean] [includeBlocks: boolean] [waterlogged: boolean] [integrity: val] [seed: id]
/structure <action: structureloadaction> <name: id> <to: position> [rotation: rotation] [mirror: mirror] [animationMode: structureanimationmode] [animationSeconds: val] [includeEntities: boolean] [includeBlocks: boolean] [waterlogged: boolean] [integrity: val] [seed: id]