diff --git a/public/lang/zh-CN.json b/public/lang/zh-CN.json
index 5c4aaa9..3dee052 100644
--- a/public/lang/zh-CN.json
+++ b/public/lang/zh-CN.json
@@ -4,17 +4,19 @@
         "about_aria-label": "打开 关于 PairDrop",
         "theme-light_title": "总是使用明亮主题",
         "install_title": "安装 PairDrop",
-        "pair-device_title": "配对新设备",
+        "pair-device_title": "长久配对您的设备",
         "theme-auto_title": "主题适应系统",
         "theme-dark_title": "总是使用暗黑主题",
         "notification_title": "开启通知",
         "edit-paired-devices_title": "管理已配对设备",
-        "cancel-paste-mode": "完成"
+        "cancel-paste-mode": "完成",
+        "join-public-room_title": "暂时加入公共房间",
+        "language-selector_title": "选择语言"
     },
     "instructions": {
         "x-instructions_data-drop-peer": "释放以发送到此设备",
         "no-peers_data-drop-bg": "释放来选择接收者",
-        "no-peers-subtitle": "配对新设备使在其他网络上可见",
+        "no-peers-subtitle": "配对新设备 或 加入一个公共房间 使在其他网络上可见",
         "no-peers-title": "在其他设备上打开 PairDrop 来发送文件",
         "x-instructions_desktop": "点击以发送文件 或 右键来发送信息",
         "x-instructions_mobile": "轻触以发送文件 或 长按来发送信息",
@@ -28,20 +30,25 @@
         "known-as": "你的名字是:",
         "display-name_data-placeholder": "加载中…",
         "and-by": "和",
-        "display-name_title": "长久修改你的设备名",
+        "display-name_title": "修改你的默认设备名",
         "discovery-everyone": "你对所有人可见",
         "on-this-network": "在此网络上",
         "paired-devices": "已配对的设备",
-        "traffic": "流量将"
+        "traffic": "流量将",
+        "public-room-devices_title": "您可以被这个独立于网络的公共房间中的设备发现。",
+        "paired-devices_title": "您可以在任何时候被已配对的设备发现，而不依赖于网络。",
+        "public-room-devices": "在房间 {{roomId}} 中",
+        "discovery": "您可以被发现:",
+        "on-this-network_title": "您可以被这个网络上的每个人发现。"
     },
     "dialogs": {
         "activate-paste-mode-base": "在其他设备上打开 PairDrop 来发送",
         "activate-paste-mode-and-other-files": "和 {{count}} 个其他的文件",
         "activate-paste-mode-activate-paste-mode-shared-text": "分享文本",
-        "pair-devices-title": "配对新设备",
+        "pair-devices-title": "配对新设备（常驻）",
         "input-key-on-this-device": "在另一个设备上输入这串数字",
         "base64-text": "信息",
-        "enter-key-from-another-device": "输入从另一个设备上获得的数字以继续。",
+        "enter-key-from-another-device": "在此处输入从另一个设备上获得的数字。",
         "edit-paired-devices-title": "管理已配对的设备",
         "pair": "配对",
         "cancel": "取消",
@@ -75,7 +82,12 @@
         "title-image": "图片",
         "title-file": "文件",
         "title-file-plural": "文件",
-        "download-again": "再次保存"
+        "download-again": "再次保存",
+        "system-language": "跟随系统语言",
+        "unpair": "取消配对",
+        "language-selector-title": "选择语言",
+        "hr-or": "或者",
+        "input-room-id-on-another-device": "在另一个设备上输入这串房间号"
     },
     "about": {
         "faq_title": "常见问题",
@@ -109,7 +121,7 @@
         "notifications-enabled": "通知已启用。",
         "copied-text-error": "写入剪贴板失败。请手动复制！",
         "click-to-download": "点击以保存",
-        "unfinished-transfers-warning": "还有未完成的传输任务。你确定要关闭吗？",
+        "unfinished-transfers-warning": "还有未完成的传输任务。你确定要关闭 PairDrop 吗？",
         "message-transfer-completed": "信息传输已完成。",
         "offline": "你未连接到网络",
         "online": "你已重新连接到网络",
@@ -119,7 +131,12 @@
         "file-transfer-completed": "文件传输已完成。",
         "connecting": "连接中…",
         "ios-memory-limit": "向 iOS 发送文件 一次最多只能发送 200 MB",
-        "rate-limit-join-key": "已达连接限制。请等待 10秒 后再试。"
+        "rate-limit-join-key": "已达连接限制。请等待 10秒 后再试。",
+        "public-room-left": "已退出公共房间 {{publicRoomId}}",
+        "copied-to-clipboard-error": "无法复制。请手动复制。",
+        "public-room-id-invalid": "无效的房间号",
+        "online-requirement-pairing": "您需要连接到互联网来配对新设备。",
+        "online-requirement-public-room": "您需要连接到互联网来创建一个公共房间。"
     },
     "document-titles": {
         "message-received": "收到信息",