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『如何建立夥伴間的向心力?』264Please respect copyright.PENANAtJnugocjl5
264Please respect copyright.PENANAkiDx2Ytp51
有共同敵人。264Please respect copyright.PENANAxibPi4xPYY
264Please respect copyright.PENANAqJofGCxuFg
只要出現共同敵人(比如腦殘主管、白癡同學),264Please respect copyright.PENANA1CCZjmt0I4
通常都很有向心力。