英语翻译What's the differences between "jeampc" and "JEAMPC" 用英语回答!

英语翻译
What's the differences between "jeampc" and "JEAMPC" 用英语回答!

In jeampc,it is lowercase.
In JEAMPC,it is capitalization.

The only difference I see is that one is written in lowercase letter and the other is written in uppercase (capital) letter.