diff --git a/po/zh_CN.po b/po/zh_CN.po
index df9b469..f798148 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -13,9 +13,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Xfce Panel Plugins\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-06-09 12:31+0200\n"
-"PO-Revision-Date: 2017-09-19 18:06+0000\n"
-"Last-Translator: Mingcong Bai <jeffbai@aosc.xyz>\n"
+"POT-Creation-Date: 2021-03-11 00:47+0100\n"
+"PO-Revision-Date: 2021-03-10 23:48+0000\n"
+"Last-Translator: 玉堂白鹤 <yjwork@qq.com>\n"
 "Language-Team: Chinese (China) (http://www.transifex.com/xfce/xfce-panel-plugins/language/zh_CN/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -44,12 +44,12 @@ msgstr "未找到 Linux proc 设备 ‘/proc/net/dev’。"
 msgid "Interface was not found."
 msgstr "未找到网络接口。"
 
-#: ../panel-plugin/netload.c:168
+#: ../panel-plugin/netload.c:169
 #, c-format
 msgid "<< %s >> (Interface down)"
 msgstr "<< %s >> (接口关闭)"
 
-#: ../panel-plugin/netload.c:255
+#: ../panel-plugin/netload.c:256
 #, c-format
 msgid ""
 "<< %s >> (%s)\n"
@@ -60,82 +60,98 @@ msgid ""
 "Total: %s"
 msgstr "<< %s >> (%s)\n最近 %d个 时间段内\n%.2f 秒内的平均值:\n流入：%s\n流出：%s\n总共：%s"
 
-#: ../panel-plugin/netload.c:258
+#: ../panel-plugin/netload.c:259
 msgid "no IP address"
 msgstr "无 IP 地址"
 
-#: ../panel-plugin/netload.c:642
+#: ../panel-plugin/netload.c:643
 #, c-format
 msgid ""
 "%s: Error in initializing:\n"
 "%s"
 msgstr "%s：初始化时出错：\n%s"
 
-#: ../panel-plugin/netload.c:980
+#: ../panel-plugin/netload.c:969
+msgid "Monitor CPU load, swap usage and memory footprint"
+msgstr "监视 CPU 负载、交换分区用量和内存使用踪迹"
+
+#: ../panel-plugin/netload.c:971
+msgid "Copyright (c) 2003-2021\n"
+msgstr "版权所有 (c) 2003-2021\n"
+
+#: ../panel-plugin/netload.c:1032
 msgid "Bar color (i_ncoming):"
 msgstr "柱图颜色(流入)(_N)："
 
-#: ../panel-plugin/netload.c:981
+#: ../panel-plugin/netload.c:1033
 msgid "Bar color (_outgoing):"
 msgstr "柱图颜色(流出)(_O)："
 
-#: ../panel-plugin/netload.c:984
+#: ../panel-plugin/netload.c:1036
 msgid "Maximum (inco_ming):"
 msgstr "最大值(流入)(_M)："
 
-#: ../panel-plugin/netload.c:985
+#: ../panel-plugin/netload.c:1037
 msgid "Maximum (o_utgoing):"
 msgstr "最大值(流出)(_U)："
 
-#: ../panel-plugin/netload.c:990 ../panel-plugin/netload.desktop.in.in.h:1
+#: ../panel-plugin/netload.c:1042 ../panel-plugin/netload.desktop.in.in.h:1
 msgid "Network Monitor"
 msgstr "网络监视器"
 
-#: ../panel-plugin/netload.c:1019
+#: ../panel-plugin/netload.c:1044
+msgid "_Close"
+msgstr "关闭(_C)"
+
+#: ../panel-plugin/netload.c:1045
+msgid "_Help"
+msgstr "帮助(_H)"
+
+#: ../panel-plugin/netload.c:1072
 msgid "_Text to display:"
 msgstr "要显示的文字(_T)："
 
-#: ../panel-plugin/netload.c:1050
+#: ../panel-plugin/netload.c:1103
 msgid "Network _device:"
 msgstr "网络设备(_D)："
 
-#: ../panel-plugin/netload.c:1077
+#: ../panel-plugin/netload.c:1134
 msgid "Update _interval:"
 msgstr "更新间隔(_I)："
 
-#: ../panel-plugin/netload.c:1090
+#: ../panel-plugin/netload.c:1148
 msgid "s"
 msgstr "秒"
 
-#: ../panel-plugin/netload.c:1104
+#: ../panel-plugin/netload.c:1163
 msgid "Show values as _bits"
 msgstr "以比特显示值(_B)"
 
-#: ../panel-plugin/netload.c:1118
+#: ../panel-plugin/netload.c:1177
 msgid "_Automatic maximum"
 msgstr "自动最大值(_A)"
 
-#: ../panel-plugin/netload.c:1152
+#: ../panel-plugin/netload.c:1212
 msgid "KiB/s"
 msgstr "KiB/s"
 
-#: ../panel-plugin/netload.c:1177
+#: ../panel-plugin/netload.c:1238
 msgid "_Present data as:"
 msgstr "显示方法(_P)："
 
-#: ../panel-plugin/netload.c:1186
+#: ../panel-plugin/netload.c:1248
 msgid "Bars"
 msgstr "柱图"
 
-#: ../panel-plugin/netload.c:1187
+#: ../panel-plugin/netload.c:1249
 msgid "Values"
 msgstr "文字"
 
-#: ../panel-plugin/netload.c:1188
+#: ../panel-plugin/netload.c:1250
 msgid "Bars and values"
 msgstr "柱图和文字"
 
-#: ../panel-plugin/netload.c:1230
+#: ../panel-plugin/netload.c:1293
 msgid "_Colorize values"
 msgstr "使用彩色显示文字(_C)"
 
@@ -143,34 +159,34 @@ msgstr "使用彩色显示文字(_C)"
 msgid "Show network traffic"
 msgstr "显示网络流量"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "B"
 msgstr "B"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "KiB"
 msgstr "KiB"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "MiB"
 msgstr "MiB"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "GiB"
 msgstr "GiB"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "bps"
 msgstr "bps"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "Kbps"
 msgstr "Kbps"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "Mbps"
 msgstr "Mbps"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "Gbps"
 msgstr "Gbps"