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前述的描述难以成为一种操作性定义,也不适合在研究中使用。
The foregoing description is hardly an operational definition, suitable for use in research.
youdao
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前述的描述难以成为一种操作性定义,也不适合在研究中使用。
The foregoing description is hardly an operational definition, suitable for use in research.
youdao