Index: src/wp-includes/class-wp-customize-control.php
===================================================================
--- src/wp-includes/class-wp-customize-control.php	(revision 33407)
+++ src/wp-includes/class-wp-customize-control.php	(working copy)
@@ -1679,14 +1679,20 @@
 		?>
 		<div class="menu-item-bar">
 			<div class="menu-item-handle">
-				<span class="item-type">{{ data.item_type_label }}</span>
-				<span class="item-title">
+				<span class="item-type" aria-hidden="true">{{ data.item_type_label }}</span>
+				<span class="item-title" aria-hidden="true">
 					<span class="spinner"></span>
 					<span class="menu-item-title<# if ( ! data.title ) { #> no-title<# } #>">{{ data.title || wp.customize.Menus.data.l10n.untitled }}</span>
 				</span>
 				<span class="item-controls">
-					<button type="button" class="not-a-button item-edit"><span class="screen-reader-text"><?php _e( 'Edit Menu Item' ); ?></span></button>
-					<button type="button" class="not-a-button item-delete submitdelete deletion"><span class="screen-reader-text"><?php _e( 'Remove Menu Item' ); ?></span></button>
+					<button type="button" class="not-a-button item-edit"><span class="screen-reader-text"><?php
+						/* translators: 1: Title of a menu item, 2: Type of a menu item */
+						printf( __( 'Edit menu item: %1$s (%2$s)' ), '{{ data.title || wp.customize.Menus.data.l10n.untitled }}', '{{ data.item_type_label }}' );
+					?></span></button>
+					<button type="button" class="not-a-button item-delete submitdelete deletion"><span class="screen-reader-text"><?php
+						/* translators: 1: Title of a menu item, 2: Type of a menu item */
+						printf( __( 'Remove Menu Item: %1$s (%2$s)' ), '{{ data.title || wp.customize.Menus.data.l10n.untitled }}', '{{ data.item_type_label }}' );
+					?></span></button>
 				</span>
 			</div>
 		</div>