diff --git a/app/src/protyle/wysiwyg/keydown.ts b/app/src/protyle/wysiwyg/keydown.ts
index cf0401642..c3fc9ec2e 100644
--- a/app/src/protyle/wysiwyg/keydown.ts
+++ b/app/src/protyle/wysiwyg/keydown.ts
@@ -96,6 +96,16 @@ export const keydown = (protyle: IProtyle, editorElement: HTMLElement) => {
         if (!nodeElement) {
             return;
         }
+
+        // https://ld246.com/article/1694506408293
+        const endElement = hasClosestBlock(range.endContainer);
+        if (!matchHotKey("⌘C", event) && endElement && !nodeElement.isSameNode(endElement)) {
+            event.stopPropagation();
+            event.preventDefault();
+            console.log(event);
+            return;
+        }
+
         if (nodeElement.classList.contains("av")) {
             if (matchHotKey("⌘B", event) || matchHotKey("⌘I", event) || matchHotKey("⌘U", event)) {
                 event.preventDefault();