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nínshìfǒuzàixúnqiú： 是否 是否合用 是否 是否合用 gèngduōjiéguǒ...

yīngwénjièshì: n.  put sb. through his paces n.  put sb. through its paces n.  put sth. through his paces n.  put sth. through its paces