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。

《柯林斯英汉双解大词典》

For instance, [A-J] means the uppercase letters from a through J.

例如，[a - J]表示从a到j的大写字母。

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Is the Kerberos realm and must be shown in all uppercase letters.

是Kerberos领域，必须全部以大写字母显示。

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Not that anyone in regulation ever had even so much as an inkling that the whole rating biz was just a tad conflicted when all those uppercase letters and minus and plus signs were being awarded.

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From there, I can change my password and they recommend that I have 8-20 characters, with a mix of uppercase and lowercase letters, numbers and special characters.

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