diff --git a/scripts/readcoverage.py b/scripts/readcoverage.py
index b15752b32..f22bc833c 100644
--- a/scripts/readcoverage.py
+++ b/scripts/readcoverage.py
@@ -5,10 +5,15 @@
 
 def read_coverage(moonbit_code, index, api_key):
     read_prompt = ChatPromptTemplate.from_template(
-        """你是一位技术高超的moonbit工程师，现在你需要读入moonbit语言的代码以及测试未覆盖代码行数的索引
-        根据索引找出测试未覆盖的代码并返回该行代码所在函数的函数
-        需要读入的MoonBit代码：{moonbit_code}，未覆盖代码行数的索引：{index}
-        注意，你的输出中只需要包含未覆盖的函数，不需要包含分析过程和任何其他语句。
+        """
+        You are a highly skilled MoonBit engineer. Now you need to read in MoonBit code and the indices of uncovered code lines, 
+        then identify and return the functions containing those uncovered lines.
+        Input:
+        MoonBit code: {moonbit_code}
+        Indices of uncovered code lines: {index}
+        Output request:
+        Your output should only include the functions that contain the uncovered code. 
+        Do not include any analysis process or any other statements in your output.
         """
     )