upper case
noun/ˌʌpə ˈkeɪs/
/ˌʌpər ˈkeɪs/
[uncountable] (specialist)- capital letters (= the large form of letters, for example A, B, C rather than a, b, c)
大写字母 - Headings should be in upper case.
标题应该大写。 - upper-case letters
大写字母
Word Originreferring originally to two printer's type cases positioned on an angled stand, the case containing the capital letters being higher and further away from the compositor. - Headings should be in upper case.