diff --git a/docs/Application_guide/zh/hardware/sensors/README.md b/docs/Application_guide/zh/hardware/sensors/README.md
index 4e6a521461637e8675b98bd2a1e0de03f97d8781..fc15b58cd720279400ebb85905e5f2cd1220b828 100644
--- a/docs/Application_guide/zh/hardware/sensors/README.md
+++ b/docs/Application_guide/zh/hardware/sensors/README.md
@@ -2,8 +2,8 @@
 
 Quecpython现已提供对多种传感器的支持，包括温湿度传感器、加速度传感器和环境光传感器。这些传感器将为您的项目提供了更多的感知能力和数据采集功能，提供更智能化的功能和交互体验。
 
-- [温湿度传感器](./humiture/README.md)
-
 - [加速度传感器](./accelerometer/README.md)
 
+- [温湿度传感器](./humiture/README.md)
+
 - [环境光传感器](./light-sensor/README.md)
\ No newline at end of file
diff --git a/docs/Application_guide/zh/hardware/sensors/humiture/hdc1080.md b/docs/Application_guide/zh/hardware/sensors/humiture/hdc1080.md
index 84236fced693321456b2151cae1acda5986a0935..c5b8227e3eb0a4ecb505825c91fd9e34bec01df1 100644
--- a/docs/Application_guide/zh/hardware/sensors/humiture/hdc1080.md
+++ b/docs/Application_guide/zh/hardware/sensors/humiture/hdc1080.md
@@ -94,7 +94,7 @@ hdc = Hdc1080(i2c_dev)
 
 **返回值描述：**
 
-- `temperature` - 温度，float类型。
+- `temperature` - 湿度，float类型。
 
 #### **`Hdc108.read_humidity`**
 
@@ -126,7 +126,7 @@ class Hdc1080(object):
         self._i2c = i2c
         self._i2c_addr = addr
 
-        time.sleep_ms(15)
+        utime.sleep_ms(15)
         dev_id = self._read_data(HDC1080_DEVICEID_REGISTER,2)
         dev_id = (dev_id[0] << 8) | dev_id[1]
         print("dev_id is 0x%4x"%dev_id)
@@ -135,7 +135,7 @@ class Hdc1080(object):
 
         self.reset()
         self._write_data(HDC1080_CONFIGURATION_REGISTER,[0x10,0x00])
-        time.sleep_ms(15)
+        utime.sleep_ms(15)
         print("sensor init complete.")
 
     def _write_data(self, reg, data):
@@ -196,7 +196,7 @@ if __name__ == "__main__":
         tem, hum = hdc.read()
         print("current humidity is {0}%RH,current temperature is {1}°C".format(hum, tem))
         print("test %d end." % (i + 1))
-        time.sleep(1)
+        utime.sleep(1)
 ```
 
 ## 效果验证
diff --git a/docs/Application_guide/zh/hardware/sensors/light-sensor/README.md b/docs/Application_guide/zh/hardware/sensors/light-sensor/README.md
index 0b75b757dc501620728c6ec1a03cc067b76fefb9..0f0f3282237bd915976f1389da63f730a047c31b 100644
--- a/docs/Application_guide/zh/hardware/sensors/light-sensor/README.md
+++ b/docs/Application_guide/zh/hardware/sensors/light-sensor/README.md
@@ -61,7 +61,7 @@ opt = Opt3001(i2c_obj)
 
 **参数描述：**
 
-- `mode` - 测量模式，非必填，int类型，缺省值2：连续测量模式。还可选0：休眠模式，1：单次测量模式。
+- `mode` - 测量模式，非必填，int类型，缺省值2，2：连续测量模式。0：休眠模式，1：单次测量模式。
 
 **返回值描述：**