I fail to see the logic behind his argument.

我不明白支持他论据的是什么逻辑。

《牛津词典》

The logic behind cheaper student editions is similar.

推出学生版的逻辑也是相似的。

youdao

The model of Plato's Ladder aptly describes the logic behind the theory.

柏拉图的阶梯模型恰当地描述了三段论所蕴含的逻辑。

youdao

So, this is not in fact the logic behind viewing interest rates as excessively high.

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This is the logic behind Singapore's seemingly promiscuous trade policy of negotiating FTAs with so many countries.

BBC: Singapore's free trade mission

At this point, I paused them and asked that they explain the logic behind that word choice.

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