fix：注册界面格式校验修复

src/locales/langs/en-us.ts

@@ -254,9 +254,6 @@ const local: any = {
         birthDate: 'Birth Date',
         birthDatePlaceholder: 'Please select birth date',
         birthDateRequired: 'Please select birth date',
-        usernameLengthLimit:"Username is too short",
-        usernameExists:"The username is already registered",
-        usernameRequired:"The username cannot be empty",
         phoneInvalid:"The mobile phone number is incorrect",
         phoneExists:"The mobile phone number has been registered",
         emailInvalid:"The email is incorrect",
@@ -265,6 +262,12 @@ const local: any = {
         codeRequired:"The code cannot be empty",
         passwordRequired:"The password cannot be empty",
         passwordLength:"The password is too short",
+        usernameRequired: 'Please enter username',
+        usernameLengthLimit: 'Username must be 3-20 characters',
+        usernameFormatError: 'Username can only contain letters, numbers and underscore',
+        usernameStartWithLetter: 'Username must start with a letter',
+        usernameExists: 'Username already exists',
+        validationError: 'Validation failed, please try again'
       },
       resetPwd: {
         title: 'Reset Password'