Class names and constants in module scope should be capitalized, while method names and variables should start with a lower case letter.
类名和模块中的常量的第一个字母应该大写，而方法名和变量应该开始用小写字母。
Swash letter a florid version of standard italic capital letters, usually used for ornamentation. Swash capitals are often used with italic lower case letters.
加上装饰的标准斜体英文大写字母；作装饰用。花饰大写，通常配合斜体小写使用。
Some Web sites require passwords with numbers and letters, others require numbers, letters and special characters, and still others require a capital letter, a lower-case letter and then a number.
一些网站的密码由数字和字母组成，另一些必须是数字、字母和特殊符号的组合，还有一些必须有一个大写字母，小写字母和数字组成。
Thee prank has not caused lasting damage to the sign, however, as parts of both "O" letters were covered by tarpaulins to make them look like a lower-case letter "E".
但是这一恶作剧并没有造成太久的损害，因为两个字母“o”只是被防水帆布遮了起来，从而使得它们看起来像小写的“e”。 。
Case (upper vs lower) is often used to distinguish between species: generally, for mouse, rat and chicken, gene names are spelt with an upper case first letter and the rest in lower case;
大小写常用于区分不同物种：一般地，对于小鼠、大鼠和鸡，基因名称首字大写，其余小写；
Case (upper vs lower) is often used to distinguish between species: generally, for mouse, rat and chicken, gene names are spelt with an upper case first letter and the rest in lower case;
大小写常用于区分不同物种：一般地，对于小鼠、大鼠和鸡，基因名称首字大写，其余小写；
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