Python variable names are case-sensitive, and you can't use certain Python keywords (such as if, else, while, def, or, and, not, in, and is, for starters) as variable names.
Python变量名是区分大小写的，并且您不能使用特定的 Python关键字（比如if、else、while、def、or、and、not、in和is 开始符）作为变量名。
You must precede all options (unless otherwise noted) with either a dash (-) or a slash (/). The options are not case sensitive. Therefore, the following options are all identical: -d /d -D /D.
你必须在每一个选项前面添加”-“或”/”，除非有其它的说明。选项是不区分大小写的，因此，以下两组命令是相同的：-d /d -D /D。
Please do not use Spaces or punctuation. Usernames are case sensitive.
请不要使用空格或标点符号。用户名是不区分大小写的。
Do not get in eyes. in case of eye contact, wash eyes with plenty of water. Irritation, Rash or Allergic Reaction may occur to skin of sensitive individuals.
不能入眼，如果接触到眼，用大量的水清洗眼睛，过敏性皮肤的个人可能会导致发炎，皮疹或过敏反应出现。
Do not get in eyes. in case of eye contact, wash eyes with plenty of water. Irritation, Rash or Allergic Reaction may occur to skin of sensitive individuals.
不能入眼，如果接触到眼，用大量的水清洗眼睛，过敏性皮肤的个人可能会导致发炎，皮疹或过敏反应出现。
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