Translation update

gui/lang/lang-zh-CN.json

@@ -37,7 +37,7 @@
     "Global Repository": "全局仓库",
     "Idle": "空闲",
     "Ignore Permissions": "忽略文件权限",
-    "Incoming Rate Limit (KiB/s)": "Incoming Rate Limit (KiB/s)",
+    "Incoming Rate Limit (KiB/s)": "下载速率限制(千字节/秒)",
     "Keep Versions": "保留历史版本数量",
     "Last seen": "最后可见",
     "Latest Release": "最新版本",
@@ -64,6 +64,7 @@
     "Path to the repository on the local computer. Will be created if it does not exist. The tilde character (~) can be used as a shortcut for": "该仓库的本地路径。如果该路径不存在，则会自动创建。波浪线字符(~)代表了以下文件夹：",
     "Path where versions should be stored (leave empty for the default .stversions folder in the repository).": "历史版本保存路径（若留空，则会保存在默认的.stversions文件夹）",
     "Please wait": "请稍候",
+    "Preview": "预览",
     "Preview Usage Report": "预览使用报告",
     "RAM Utilization": "内存使用量",
     "Reconnect Interval (s)": "重连间隔(秒)",