在这种测试内，您给出的是一个代表某种数字符号的图像，用户必须读懂并在表单字段内输入这些符号。
In this test you present an image representing some alphanumeric characters that the user must read and type into a form field.
下面的符号名称可以被识别为合法的对照元素名称，对于单字符的补充，你可以下面这样写。
The following symbolic names are recognised as valid collating element names, in addition to any single character, this allows you to write for example.
下面的符号名称可以被识别为合法的对照元素名称，对于单字符的补充，你可以下面这样写。
The following symbolic names are recognised as valid collating element names, in addition to any single character, this allows you to write for example.
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