diff --git a/lesson.html b/lesson.html
index 493bc02..d6c4052 100644
--- a/lesson.html
+++ b/lesson.html
@@ -43,6 +43,9 @@ body{font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,system-ui,s
 .back-btn{display:inline-block;margin-top:24px;padding:14px 28px;background:var(--cyan);color:var(--ink);border-radius:8px;font-weight:700;text-decoration:none}
 .btn-check{display:inline-block;margin-top:16px;padding:12px 28px;background:var(--ink);color:var(--white);border:none;border-radius:8px;font-weight:700;cursor:pointer;font-size:16px;transition:.15s}
 .btn-check:hover{opacity:.85}
+.speaker{background:none;border:none;cursor:pointer;font-size:20px;padding:2px 6px;border-radius:6px;transition:.15s;vertical-align:middle;line-height:1}
+.speaker:hover{background:var(--cyan-50)}
+.vocab-table td{vertical-align:middle}
 </style>
 </head>
 <body>
@@ -98,16 +101,27 @@ if (!lesson) {
 
   let vocabHtml = '';
   lesson.vocab.forEach(v => {
-    vocabHtml += `<tr><td class="cn">${v.cn}</td><td class="py">${v.py}</td><td class="ru">${v.ru}</td></tr>`;
+    vocabHtml += `<tr><td class="cn">${v.cn} <button class="speaker" data-speak="${v.cn}">🔊</button></td><td class="py">${v.py}</td><td class="ru">${v.ru}</td></tr>`;
   });
   document.getElementById('vocab-table').innerHTML = vocabHtml;
 
   let sentHtml = '';
   lesson.sentences.forEach(s => {
-    sentHtml += `<div class="sentence"><div class="cn">${s.cn}</div><div class="py">${s.py}</div><div class="ru">${s.ru}</div></div>`;
+    sentHtml += `<div class="sentence"><div class="cn">${s.cn} <button class="speaker" data-speak="${s.cn}">🔊</button></div><div class="py">${s.py}</div><div class="ru">${s.ru}</div></div>`;
   });
   document.getElementById('sentences-list').innerHTML = sentHtml;
 
+  document.getElementById('lesson-content').addEventListener('click', function(e) {
+    const btn = e.target.closest('.speaker');
+    if (!btn) return;
+    const text = btn.dataset.speak;
+    const u = new SpeechSynthesisUtterance(text);
+    u.lang = 'zh-CN';
+    u.rate = 0.85;
+    speechSynthesis.cancel();
+    speechSynthesis.speak(u);
+  });
+
   document.getElementById('grammar-text').textContent = lesson.grammar;
 
   let quizHtml = '';
