实验性
Describes where the script event originated from.
表示脚本事件的来源。
The script event originated from a Block such as a Command Block.
表示脚本事件来源于方块，例如命令方块。
The script event originated from an Entity such as a Player, Command Block Minecart or Animation Controller.
表示脚本事件来源于实体，例如玩家、命令方块矿车或动画控制器。
The script event originated from an NPC dialogue.
表示脚本事件来源于NPC对话。
The script event originated from the server, such as from a runCommand API call or a dedicated server console.
表示脚本事件来源于服务器，例如通过runCommand API调用或专用服务器控制台。
Describes where the script event originated from.
表示脚本事件的来源。