diff --git a/lang/gpxsee_zh.ts b/lang/gpxsee_zh.ts
index 4deea7f5..a6df0785 100644
--- a/lang/gpxsee_zh.ts
+++ b/lang/gpxsee_zh.ts
@@ -571,12 +571,12 @@
     <message>
         <location filename="../src/GUI/gui.cpp" line="457"/>
         <source>Download data DEM</source>
-        <translation type="unfinished"></translation>
+        <translation>下载 DEM 数据</translation>
     </message>
     <message>
         <location filename="../src/GUI/gui.cpp" line="463"/>
         <source>Download map DEM</source>
-        <translation type="unfinished"></translation>
+        <translation>下载 DEM 地图</translation>
     </message>
     <message>
         <location filename="../src/GUI/gui.cpp" line="468"/>
@@ -586,7 +586,7 @@
     <message>
         <location filename="../src/GUI/gui.cpp" line="471"/>
         <source>Show hillshading</source>
-        <translation type="unfinished"></translation>
+        <translation>显示山体阴影</translation>
     </message>
     <message>
         <location filename="../src/GUI/gui.cpp" line="480"/>
@@ -1034,13 +1034,13 @@
     <message>
         <location filename="../src/GUI/gui.cpp" line="1986"/>
         <source>DEM tiles download limit exceeded. If you really need data for such a huge area, download the files manually.</source>
-        <translation type="unfinished"></translation>
+        <translation>已超过 DEM 瓦片下载限额。如您确需大量数据，请手动下载。</translation>
     </message>
     <message numerus="yes">
         <location filename="../src/GUI/gui.cpp" line="1989"/>
         <source>Download %n DEM tiles?</source>
-        <translation type="unfinished">
-            <numerusform></numerusform>
+        <translation>
+            <numerusform>下载 %n DEM 瓦片？</numerusform>
         </translation>
     </message>
     <message>