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data/item/functions/check_item_.mcfunction

@@ -4,4 +4,6 @@ tellraw @a [{"selector": "@s"},{"text":"获得了道具："},{"nbt": "RecordItem
 data modify block 8 12 2009 RecordItem.tag.ltw_item_new set value 0b
 clear @s #item:items{"ltw_item_new":1b}
 fill 8 12 2009 8 12 2009 air destroy
-execute positioned 8 12 2009 align xyz run tp @e[type=minecraft:item,nbt={"Item":{"tag":{"ltw_item":1b}}},dx=0,dy=0,dz=0,limit=1] @s
+tag @s add ltw_item_op
+execute positioned 8 12 2009 align xyz as @e[tag=!ltw_item_old,type=minecraft:item,nbt={"Item":{"tag":{"ltw_item":1b}}},dx=0,dy=0,dz=0,limit=1] run function item:check_item__
+tag @s remove ltw_item_op

data/item/functions/check_item__.mcfunction

@@ -0,0 +1,2 @@
+tp @s @a[tag=ltw_item_op,limit=1]
+tag @s add ltw_item_old