Translation update

gui/lang-zh-CN.json

@@ -38,7 +38,7 @@
     "Idle": "空闲",
     "Ignore Permissions": "忽略文件权限",
     "Keep Versions": "保留历史版本数量",
-    "Last seen": "Last seen",
+    "Last seen": "最后可见",
     "Latest Release": "最新版本",
     "Local Discovery": "在局域网上寻找节点",
     "Local Discovery Port": "局域网寻找监听端口",
@@ -47,7 +47,7 @@
     "Max File Change Rate (KiB/s)": "最大文件变化速率(千字节/每秒)",
     "Max Outstanding Requests": "同时可响应的请求数上限",
     "Maximum Age": "历史版本最长保留时间",
-    "Never": "Never",
+    "Never": "从未",
     "No": "否",
     "No File Versioning": "不启用版本控制",
     "Node ID": "节点ID",