diff --git a/assets/webui/index.html b/assets/webui/index.html
index 3699970..026411c 100644
--- a/assets/webui/index.html
+++ b/assets/webui/index.html
@@ -41,7 +41,7 @@
 				<button id="rotateButton" class="button" type="button" data-short="转" title="顺时针旋转90°" aria-label="旋转" disabled>旋转</button>
 				<button id="panButton" class="button" type="button" data-short="拖" title="拖动页面" aria-label="拖动" aria-pressed="false" disabled>拖动</button>
 				<button id="continuousButton" class="button" type="button" data-short="连" title="连续显示" aria-label="连续显示" aria-pressed="false" disabled>连续</button>
-				<button id="annotationButton" class="button" type="button" data-short="注" title="关闭注解" aria-label="关闭注解" aria-pressed="true">注解</button>
+				<button id="annotationButton" class="button" type="button" data-short="注" title="隐藏注解" aria-label="隐藏注解" aria-pressed="true">注解</button>
 			</div>
 			<div class="tool-group">
 				<select id="exportFormat" class="format-select" title="导出格式" aria-label="导出格式" disabled></select>
@@ -57,7 +57,7 @@
 		</header>
 		<div id="editorTools" class="editor-toolbar" role="toolbar" aria-label="编辑工具" hidden>
 			<div class="editor-group editor-file">
-				<button id="saveButton" class="button" type="button" title="另存为OFD" aria-label="保存OFD" aria-keyshortcuts="Control+S Meta+S">保存</button>
+				<button id="saveButton" class="button" type="button" title="另存为OFD" aria-label="另存为OFD" aria-keyshortcuts="Control+S Meta+S">保存</button>
 				<button id="undoButton" class="button" type="button" disabled>撤销</button>
 				<button id="redoButton" class="button" type="button" disabled>重做</button>
 				<span>文件</span>
diff --git a/assets/webui/ofdgo.css b/assets/webui/ofdgo.css
index 47ce601..4ab1718 100644
--- a/assets/webui/ofdgo.css
+++ b/assets/webui/ofdgo.css
@@ -798,6 +798,10 @@ button:not(:disabled):hover {
 	gap: 8px;
 }
 
+.form-actions > button:only-child {
+	grid-column: -2;
+}
+
 .form-actions button[type="submit"] {
 	border-color: var(--accent);
 	background: var(--accent);
@@ -1795,6 +1799,7 @@ button.outline-link:hover {
 .annotation-detail {
 	display: grid;
 	gap: 8px;
+	margin-bottom: 12px;
 	white-space: pre-wrap;
 	overflow-wrap: anywhere;
 }
diff --git a/assets/webui/ofdgo.js b/assets/webui/ofdgo.js
index 027d270..1a7f7d1 100644
--- a/assets/webui/ofdgo.js
+++ b/assets/webui/ofdgo.js
@@ -1306,7 +1306,7 @@ async function toggleEditor() {
 
 function confirmTextReflow(item) {
 	return canEditObject(item, "reflow") && (canEditObject(item, "layoutKnown")
-		|| window.confirm("原文排版未知，此操作将重新排版。继续？"));
+		|| window.confirm("原文排版未知，将重新排版。继续？"));
 }
 
 function openCreatePanel() {
@@ -5688,6 +5688,9 @@ function updateObjectControls(item, reset = false) {
 	el.objectDistribute.disabled = el.objectAlign.disabled || !item.items || item.items.length < 3;
 	el.editObjectButton.disabled = disabled || Boolean(item.items) || !canEditObject(item, "enter") && (item.type === "PathObject"
 		|| !canEditObject(item, item.type === "TextObject" ? "reflow" : item.type === "ImageObject" ? "replaceImage" : "update"));
+	el.editObjectButton.textContent = canEditObject(item, "enter") ? "进入" : item?.type === "ImageObject" ? "替换" : "修改";
+	el.editObjectButton.title = canEditObject(item, "enter") ? "进入组合" : item?.type === "ImageObject" ? "替换图片" : "修改对象";
+	el.editObjectButton.setAttribute("aria-label", el.editObjectButton.title);
 	el.multiSelectButton.disabled = !state.editing || !canvasEditor.enabled || !state.ready || state.exporting;
 	const selection = selectedText(item);
 	const text = selection ? currentTextStyle() : state.textDefaults;
@@ -5753,7 +5756,7 @@ function updateObjectControls(item, reset = false) {
 
 function updateAnnotationButton() {
 	el.annotationButton.setAttribute("aria-pressed", String(state.renderAnnotations));
-	el.annotationButton.title = state.renderAnnotations ? "关闭注解" : "开启注解";
+	el.annotationButton.title = state.renderAnnotations ? "隐藏注解" : "显示注解";
 	el.annotationButton.setAttribute("aria-label", el.annotationButton.title);
 }
 
@@ -5772,6 +5775,8 @@ async function callWASM(name, ...args) {
 			state.exportRequestID = id;
 			el.cancelExportButton.hidden = false;
 			el.cancelExportButton.disabled = false;
+			el.cancelExportButton.title = { ofdgoSaveDocument: "取消保存", ofdgoImportPages: "取消导入", ofdgoExportAttachment: "取消下载" }[name] || "取消导出";
+			el.cancelExportButton.setAttribute("aria-label", el.cancelExportButton.title);
 		}
 		try {
 			const transfer = [];