diff --git a/core/java/android/view/textclassifier/TextClassificationConstants.java b/core/java/android/view/textclassifier/TextClassificationConstants.java
index d0959f97e4380..5f3159cd09c85 100644
--- a/core/java/android/view/textclassifier/TextClassificationConstants.java
+++ b/core/java/android/view/textclassifier/TextClassificationConstants.java
@@ -91,8 +91,9 @@ public final class TextClassificationConstants {
             "system_textclassifier_api_timeout_in_second";
 
     /**
-     * The max amount of characters before and after the selected text that are passed to the
-     * TextClassifier for the smart selection.
+     * The maximum amount of characters before and after the selected text that is passed to the
+     * TextClassifier for the smart selection. e.g. If this value is 100, then 100 characters before
+     * the selection and 100 characters after the selection will be passed to the TextClassifier.
      */
     private static final String SMART_SELECTION_TRIM_DELTA = "smart_selection_trim_delta";