diff --git a/bridge/src/escalation.js b/bridge/src/escalation.js
index 04b9b02..92c4088 100644
--- a/bridge/src/escalation.js
+++ b/bridge/src/escalation.js
@@ -17,17 +17,24 @@ function createEscalation({ client, handoffUserId = 1 }) {
     const text = String(reply || '').replace(/\s+$/, '');
     const hints = {
       zh: '您想转人工客服吗？',
+      en: 'Would you like to speak to a human agent?',
       de: 'Möchten Sie mit einem Mitarbeiter sprechen?',
       fr: 'Souhaitez-vous parler à un conseiller ?',
       it: 'Vuole parlare con un operatore?',
       nl: 'Wilt u met een medewerker spreken?',
+      es: '¿Desea hablar con un agente humano?',
+      tr: 'Bir insan temsilcisiyle görüşmek ister misiniz?',
     };
+    // 只输出一种语言：按用户输入判断语言，识别不到时用英文；不再拼英文兜底。
     let lang = null;
     if (/[\u4e00-\u9fff]/.test(query)) lang = 'zh';
+    else if (/[ğışç]/i.test(query) || /\b(merhaba|istiyorum|konuşmak|temsilci|fiyat|ürün|sipariş)\b/i.test(query)) lang = 'tr';
     else if (/[äöüß]/i.test(query)) lang = 'de';
-    else if (/[éèêëàâùûîïôç]/i.test(query)) lang = 'fr';
+    else if (/[ñ¿¡]/i.test(query) || /\b(hola|quiero|hablar|agente|puedo|gracias|precio|pedido)\b/i.test(query)) lang = 'es';
+    else if (/\b(vorrei|parlare|operatore|desidera|posso|prezzo|ordine)\b/i.test(query)) lang = 'it';
+    else if (/[éèêëàâùûîïôç]/i.test(query) || /\b(bonjour|merci|conseiller|commande|livraison|prix|voudrais)\b/i.test(query)) lang = 'fr';
     else if (/\b(hoe|voor|wilt|bent|geen|verzending|levering|bestelling)\b/i.test(query)) lang = 'nl';
-    const option = lang ? `\n\n${hints[lang]} / Would you like to speak to a human agent?` : '\n\nWould you like to speak to a human agent?';
+    const option = `\n\n${hints[lang] || hints.en}`;
     return text + option;
   }