fix translation

resource/locales/en_US/translation.json

@@ -331,7 +331,7 @@
     "revision": "version",
     "comparing_source": "Source",
     "comparing_target": "Target",
-    "comparing_revisions": "Comparing versions",
+    "comparing_revisions": "Comparing the difference",
     "comparing_with_latest": "Always compare with the latest version"
   },
   "modal_rename": {

resource/locales/ja_JP/translation.json

@@ -333,7 +333,7 @@
     "revision": "バージョン",
     "comparing_source": "ソース",
     "comparing_target": "ターゲット",
-    "comparing_revisions": "比較",
+    "comparing_revisions": "差分を比較する",
     "comparing_with_latest": "常に最新バージョンと比較する"
   },
   "modal_rename": {

resource/locales/zh_CN/translation.json

@@ -312,7 +312,7 @@
     "revision": "版本",
     "comparing_source": "源头",
     "comparing_target": "目标",
-    "comparing_revisions": "比较版本",
+    "comparing_revisions": "比较两者的区别",
     "comparing_with_latest": "一定要与最新版本进行比较"
   },
 	"modal_rename": {