diff --git a/src/bw_learner/expression_learner.py b/src/bw_learner/expression_learner.py
index 0dc4c726..54e413ad 100644
--- a/src/bw_learner/expression_learner.py
+++ b/src/bw_learner/expression_learner.py
@@ -19,6 +19,7 @@ from .expression_utils import check_expression_suitability, parse_expression_res
 
 if TYPE_CHECKING:
     from src.chat.message_receive.message import SessionMessage
+    from .jargon_miner import JargonMiner
 
 
 logger = get_logger("expressor")
@@ -39,11 +40,15 @@ class ExpressionLearner:
         # 消息缓存
         self._messages_cache: List["SessionMessage"] = []
 
-    async def add_messages(self, messages: List["SessionMessage"]) -> None:
+    def add_messages(self, messages: List["SessionMessage"]) -> None:
         """添加消息到缓存"""
         self._messages_cache.extend(messages)
 
-    async def learn(self):
+    def get_cache_size(self) -> int:
+        """获取当前消息缓存的大小"""
+        return len(self._messages_cache)
+
+    async def learn(self, jargon_miner: Optional["JargonMiner"] = None):
         """学习主流程"""
         if not self._messages_cache:
             logger.debug("没有消息可供学习，跳过学习过程")
@@ -73,6 +78,15 @@ class ExpressionLearner:
         expressions, jargon_entries = parse_expression_response(response)
         # TODO: 完成学习
 
+        # 从缓存检查 jargon 是否出现在 message 中
+    
+    # ====== 黑话相关 ======
+    def _check_cached_jargons_in_messages(self, jargon_miner: Optional["JargonMiner"] = None):
+        if not jargon_miner:
+            return []
+        # TODO: 完成检测逻辑
+
+    # ====== DB 操作相关 ======
     async def _upsert_expression_to_db(self, situation: str, style: str):
         expr, similarity = self._find_similar_expression(situation) or (None, 0)
         if expr:
@@ -132,6 +146,7 @@ class ExpressionLearner:
         # count 增加后，立即进行一次检查
         await self._check_expression(expr)
 
+    # ====== 概括方法 ======
     async def _compose_situation_text(self, content_list: List[str]) -> Optional[str]:
         texts = [c.strip() for c in content_list if c.strip()]
         if not texts:
@@ -142,7 +157,6 @@ class ExpressionLearner:
             f"{description}\n"
             "只输出概括内容。"
         )
-
         try:
             summary, _ = await summary_model.generate_response_async(prompt, temperature=0.2)
             if summary := summary.strip():
diff --git a/src/chat/heart_flow/heartFC_chat.py b/src/chat/heart_flow/heartFC_chat.py
index 23211925..0e1d364b 100644
--- a/src/chat/heart_flow/heartFC_chat.py
+++ b/src/chat/heart_flow/heartFC_chat.py
@@ -241,18 +241,17 @@ class HeartFChatting:
             return
         if self._expression_learner.get_cache_size() < self._min_messages_for_extraction:
             return
+        if not self._enable_expression_learning:
+            return
         extraction_end_time = time.time()
         logger.info(
             f"聊天流 {self.session_name} 提取到 {len(messages)} 条消息，"
             f"时间窗口: {self._last_extraction_time:.2f} - {extraction_end_time:.2f}"
         )
         self._last_extraction_time = extraction_end_time
-        if self._enable_expression_learning:
-            asyncio.create_task(self._expression_learning())
-
-    async def _expression_learning(self):
         try:
-            learnt_style = await self._expression_learner.learn()
+            jargon_miner = self._jargon_miner if self._enable_jargon_learning else None
+            learnt_style = await self._expression_learner.learn(jargon_miner)
             if learnt_style:
                 logger.info(f"{self.log_prefix} 表达学习完成")
             else:
diff --git a/src/common/utils/math_utils.py b/src/common/utils/math_utils.py
index d37ba793..9b70296c 100644
--- a/src/common/utils/math_utils.py
+++ b/src/common/utils/math_utils.py
@@ -1,4 +1,17 @@
+from enum import Enum
+
 import hashlib
+import time
+
+
+class TimestampMode(Enum):
+    NORMAL = "%Y-%m-%d %H:%M:%S"
+    """标准格式，例如 2024-01-01 12:00:00"""
+    NORMAL_NO_YMD = "%H:%M:%S"
+    """仅显示时间不显示年月日，例如 12:00:00"""
+    RELATIVE = "relative"
+    """相对时间，例如 5分钟前、2小时前等"""
+
 
 def number_to_short_id(original_id: int, salt: str, length: int = 6) -> str:
     """
@@ -32,3 +45,33 @@ def number_to_short_id(original_id: int, salt: str, length: int = 6) -> str:
         temp_num //= base
 
     return short_id
+
+
+def translate_timestamp_to_human_readable(timestamp: float, mode: TimestampMode) -> str:
+    """将时间戳按照指定模式转换为人类可读的格式
+
+    Args:
+        timestamp (float): 需要转换的时间戳
+        mode (TimestampMode): 时间戳转换模式，支持NORMAL、NORMAL_NO_YMD和RELATIVE三种模式
+    Returns:
+        str: 转换后的时间字符串
+    """
+    if mode in [TimestampMode.NORMAL, TimestampMode.NORMAL_NO_YMD]:
+        return time.strftime(mode.value, time.localtime(timestamp))
+    elif mode == TimestampMode.RELATIVE:
+        time_diff = time.time() - timestamp
+
+        if time_diff < 20:
+            return "刚刚"
+        elif time_diff < 60:
+            return f"{int(time_diff)}秒前"
+        elif time_diff < 3600:
+            return f"{int(time_diff // 60)}分钟前"
+        elif time_diff < 86400:
+            return f"{int(time_diff // 3600)}小时前"
+        elif time_diff < 2592000:
+            return f"{int(time_diff // 86400)}天前"
+        else:
+            return time.strftime(TimestampMode.NORMAL.value, time.localtime(timestamp))
+    else:
+        raise ValueError(f"不支持的时间戳转换模式: {mode}")
diff --git a/src/common/utils/utils_message.py b/src/common/utils/utils_message.py
index c6844f1f..03939e8a 100644
--- a/src/common/utils/utils_message.py
+++ b/src/common/utils/utils_message.py
@@ -1,3 +1,4 @@
+from enum import Enum
 from maim_message import MessageBase, Seg
 from typing import List, Tuple, Optional, Dict, TYPE_CHECKING
 
@@ -22,7 +23,7 @@ from src.common.data_models.message_component_data_model import (
 )
 from src.config.config import global_config
 
-from .math_utils import number_to_short_id
+from .math_utils import number_to_short_id, TimestampMode, translate_timestamp_to_human_readable
 
 if TYPE_CHECKING:
     from src.chat.message_receive.message import SessionMessage
@@ -151,6 +152,9 @@ class MessageUtils:
         extract_pictures: bool = False,
         replace_bot_name: bool = False,
         target_bot_name: Optional[str] = None,
+        timestamp_mode: Optional[TimestampMode] = None,
+        show_message_id_prefix: bool = False,
+        truncate_message: bool = False,
     ) -> Tuple[str, Dict[str, Tuple[str, str]]]:
         """
         将消息构建为LLM可读的文本格式
@@ -161,7 +165,10 @@ class MessageUtils:
             show_lineno (bool): 是否在每条消息前显示行号
             extract_pictures (bool): 是否提取图片信息并在文本中显示占位符
             replace_bot_name (bool): 是否将消息中的机器人名称替换为统一的占位符
-            target_bot_name (Optional[str]): 如果replace_bot_name为True，指定要替换的机器人名称
+            target_bot_name (Optional[str]): 如果replace_bot_name为True，指定要替换的机器人名称，比如可以把机器人名称替换为“你”
+            timestamp_mode (Optional[TimestampMode]): 时间戳显示模式，默认为None表示不显示时间戳
+            show_message_id_prefix (bool): 是否在每条消息前显示消息ID前缀
+            truncate_message (bool): 是否截断过长的消息文本，避免生成过长的输入给LLM
         Returns:
             return (Tuple[str, Dict[str, Tuple[str, str]]]): 构建后的消息文本，以及映射表（匿名ID, 原始名称）
         """