空中签署由该设备只需输入您现有的电子邮件帐户的用户名和密码。

Over the air sign up on the device by simply entering your existing email account username and password.

youdao

空中签署由该设备只需输入您现有的电子邮件帐户的用户名和密码。

Over the air sign up on the device by simply entering your existing email account username and password.

youdao