❶ 鎴戠殑涓栫晫蹇閫熷緩涓誨煄鎸囦護
鍦ㄦ父鎴忎腑鐢熸垚涓誨煄闇瑕佸湪鍛戒護鏂瑰潡涓浣跨敤鍥涗釜鎸囦護銆
鍒嗗埆涓恆/execute @e[ame=a]~~~ tp @e[ame=a] ~~~~1銆戙併/execute @e[name=a] ~~~ fill ^ ^-1 ^50 ^ ^50 ^50 concrete銆戙併/execute @e[name=a] ~~~ fill ^ ^1 ^50 ^ ^-1 ^ concrete銆戙併/execute @e[name=a] ~~~ fill ^ ^51 ^ ^ ^51 ^50 barrier銆戙
浠ヤ笂灝辨槸涓哄悇浣嶅甫鏉ョ殑鎴戠殑涓栫晫蹇閫熷緩涓誨煄鎸囦護鐨勮︾粏瑙ｇ瓟銆