username
noun [ C ] uk/ˈjuː.zə.neɪm/ us/ˈjuː.zɚ.neɪm/ (also user ID)
用户名
a name or other word that you sometimes need to type in along with a password before you are allowed to use a computer or a website
Please enter your username and password. 请输入你的用户名和密码。