diff --git a/panda-beans/src/main/java/org/panda/beans/util/BeanUtil.java b/panda-beans/src/main/java/org/panda/beans/util/BeanUtil.java
index d673f12..f219981 100644
--- a/panda-beans/src/main/java/org/panda/beans/util/BeanUtil.java
+++ b/panda-beans/src/main/java/org/panda/beans/util/BeanUtil.java
@@ -89,29 +89,29 @@ public class BeanUtil {
     /**
      *  复制属性，不为空的复制，为空忽略
      */
-    public static void copyNotNull(Object targer,Object source){
+    public static void copyNotNull(Object target,Object source){
 
         Class sourceClass = source.getClass();
-        List<Field> sourcefieldList  = getAllField(sourceClass);
-        Map<String,Field> fieldMap = new HashMap<>(sourcefieldList.size());
-        sourcefieldList.forEach(field -> {
+        List<Field> sourceFieldList  = getAllField(sourceClass);
+        Map<String,Field> fieldMap = new HashMap<>(sourceFieldList.size());
+        sourceFieldList.forEach(field -> {
             field.setAccessible(true);
             fieldMap.put(field.getName(),field);
         });
-        Class targerClass = targer.getClass();
-        List<Field> targerFieldList = getAllField(targerClass);
-        for (Field field:targerFieldList){
+        Class targetClass = target.getClass();
+        List<Field> targetFieldList = getAllField(targetClass);
+        for (Field field:targetFieldList){
             field.setAccessible(true);
-            Field targerField = fieldMap.get(field.getName());
+            Field targetField = fieldMap.get(field.getName());
             //判断类型是否相等
-            if (targerField!=null&&targerField.getGenericType().toString().equals(field.getGenericType().toString())){
+            if (targetField!=null&&targetField.getGenericType().toString().equals(field.getGenericType().toString())){
                 try {
-                    PropertyDescriptor pd = new PropertyDescriptor(targerField.getName(), targerClass);
+                    PropertyDescriptor pd = new PropertyDescriptor(targetField.getName(), targetClass);
                     //获得写方法
                     Method setFieldMethod = pd.getWriteMethod();
-                    Object value =  targerField.get(source);
+                    Object value =  targetField.get(source);
                     if (value!=null) {
-                        setFieldMethod.invoke(targer, value);
+                        setFieldMethod.invoke(target, value);
                     }
                 } catch (IllegalAccessException e) {
                     e.printStackTrace();