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1·It doesn't help that building a big, powerful dam has become a symbol of achi evement for nations and people striving to assert themselves.

对于那些努力维护自己权利的国家和人民来说，建造一座巨大而强大的大坝已经成为了阿齐王朝的象征，但这并没有帮助他们。

2·It doesn't help that building a big, powerful dam has become a symbol of achi evement for nations and people striving to assert themselves.

对于那些努力维护自己权利的国家和人民来说，建造一座巨大而强大的大坝已经成为了阿齐王朝的象征，但这并没有帮助他们。

3·The research had been applied in the practice and had achi…

研究成果在实践应用中取得了一定的效果。