noun 下载 🔗分享 小写字母,小写。 The minuscule or small letters (a, b, c, as opposed to the uppercase or capital letters, A, B, C). Examples : "The strongest passwords are those which mix numbers and letters, upper case and lower case, and symbols." 最强密码通常混合数字、字母(包括大写和小写)、以及符号。 grammar language writing type 与AI对话词汇游戏阅读练习