输入字符中包含不是有符号数字的字符。

An input character was encountered that was not a signed digit.

youdao

将数字作为文本对待会产生错误结果，尤其是当这些值是有符号数字时，因此，列文本必须转换为数字类型。

Treating numerical values as text yields incorrect results, especially if those values are signed; therefore, the column text must be converted to a numerical type.

youdao

将数字作为文本对待会产生错误结果，尤其是当这些值是有符号数字时，因此，列文本必须转换为数字类型。

Treating numerical values as text yields incorrect results, especially if those values are signed; therefore, the column text must be converted to a numerical type.

youdao