diff --git a/rt-thread-version/rt-thread-standard/programming-manual/thread/thread.md b/rt-thread-version/rt-thread-standard/programming-manual/thread/thread.md
index 23187e0dd9b971d35c23fec3af5df01c8da9b3a0..bca8fd219230da6f12b98d0a25cb00cad0c1143a 100644
--- a/rt-thread-version/rt-thread-standard/programming-manual/thread/thread.md
+++ b/rt-thread-version/rt-thread-standard/programming-manual/thread/thread.md
@@ -247,7 +247,8 @@ rt_err_t rt_thread_delete(rt_thread_t thread);
 | RT_EOK     | 删除线程成功     |
 | \-RT_ERROR | 删除线程失败     |
 
-这个函数仅在使能了系统动态堆时才有效（即 RT_USING_HEAP 宏定义已经定义了）。
+> [!NOTE]
+> 注：rt_thread_create() 和 rt_thread_delete() 函数仅在使能了系统动态堆时才有效（即 RT_USING_HEAP 宏定义已经定义了）。
 
 ### 初始化和脱离线程
 
@@ -418,7 +419,7 @@ rt_err_t rt_thread_control(rt_thread_t thread, rt_uint8_t cmd, void* arg);
 
 •RT_THREAD_CTRL_STARTUP：开始运行一个线程，等同于 rt_thread_startup() 函数调用；
 
-•RT_THREAD_CTRL_CLOSE：关闭一个线程，等同于 rt_thread_delete() 函数调用。
+•RT_THREAD_CTRL_CLOSE：关闭一个线程，等同于 rt_thread_delete() 或 rt_thread_detach() 函数调用。
 
 ### 设置和删除空闲钩子