你是说1秒1秒的叠放吗，我晓得
/summon FallingSand ~ ~1 ~ {Tile:152,Time:10,Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"fill ~ ~-7 ~1 ~ ~-1 ~1 redstone_block"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"say 1"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"say 2"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"say 3"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"say 4"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"say 5"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"say 6"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"setblock ~ ~-1 ~1 redstone_block"},Riding:{id:"FallingSand",Tile:137,Time:10,TileEntityData:{Command:"fill ~ ~ ~ ~ ~9 ~1 air"}}}}}}}}}}} ?
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?——叠放红石块。
/blockset ~ ~ ~ 什么物品（英文）
用/setblock 方块id 坐标X 坐标Y 坐标Z
方块id能够在网上搜坐标按F3查看