nodebb/public/language/zh-CN/admin/settings/chat.json

{
	"chat-settings": "聊天设置",
	"disable": "禁用聊天",
	"disable-editing": "禁止编辑/删除聊天消息",
	"disable-editing-help": "管理员和超级管理员不受此限制",
	"max-length": "Maximum length of chat messages",
	"max-room-size": "Maximum number of users in chat rooms",
	"delay": "Time between chat messages in milliseconds"
}