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.
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.
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