diff --git a/website/src/locales/zh.json b/website/src/locales/zh.json
index 21cb306b..5b76d34b 100644
--- a/website/src/locales/zh.json
+++ b/website/src/locales/zh.json
@@ -185,7 +185,6 @@
             "help_invalid_selection": "Your selection must contain items with multiple traces to extract them."
         },
         "elevation": {
-            "tooltip": "Request elevation data",
             "button": "Request elevation data",
             "help": "Requesting elevation data will erase the existing elevation data, if any, and replace it with data from Mapbox.",
             "help_no_selection": "Select a file item to request elevation data."
@@ -356,6 +355,7 @@
     "quantities": {
         "distance": "距离",
         "elevation": "高程",
+        "elevation_gain_loss": "Elevation gain and loss",
         "temperature": "温度",
         "speed": "速度",
         "pace": "配速",