upper case
柯林斯词典
1. ADJ Uppercase letters are capital letters. 大写的 (字母)
Most schools teach children lowercase letters first, and uppercase letters later. 大多数学校先教孩子们小写字母，后教大写字母。
2. N-UNCOUNT Uppercase is also a noun. 大写字母
They should use uppercase. 他们应该使用大写字母。
返回 upper case
uppercase /ˈʌpəˌkeɪs/ (also upper case)
剑桥词典
- If letters are in upper case , they are written as capitals .
（字母的）大写
比较
lower case 返回 upper case