这项合作的产生有其历史和政治上的原因。
There are historical and political reasons as to why collaborations emerge.
当然，产生这类思想混乱有一定的社会历史原因，决不能用简单粗暴的方法来对待。
Of course, there are definite social and historical reasons for this ideological confusion, and it cannot be dealt with in a crude way.
性别歧视在英语中有各种各样的表现形式，其产生有社会、历史、文化等多方面原因，应通过多种途径消除。
The representation of gender discrimination in the English language has a variety of forms. Gender discrimination can be attributed to many sources and can be eliminated by various means.
中晚唐史论体咏史诗的产生有深刻的历史文化原因。
The History Discussing Style's emergence during the Middle and Late Period of Tang Dynasty had deep historical and cultural causes.
标点符号问题产生的原因很复杂，有现实原因，也有历史原因；
The reason for the punctuation mark problems is very complicated. There are realistic reasons and historical reasons;
标点符号问题产生的原因很复杂，有现实原因，也有历史原因；
The reason for the punctuation mark problems is very complicated. There are realistic reasons and historical reasons;
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