“五四”时期，自由恋爱作为婚姻自由的一个重要方面，受到了先进知识分子的普遍关注。
During the May 4th Movement, as an important aspect of free marriage, free courtship drew the attention of the advanced intellectuals.
我发现了一个以前完成的调查，上面说当150年前火车作为一种先进科技刚出来的时候，一些记者和知识分子担心铁轨的破坏性会让社会贻害无穷。
As I've found in previous research, when trains were a new technology 150 years ago, some journalists and intellectuals worried about the destruction that the railroads would bring to society.
先进的经济体想要成长并在世界上竞争的唯一途径就是增加国家的知识分子总数，这不是你提供一些职业课程就能做到的。
The only way that advanced economies can grow and compete in the world is by increasing the intellect of the nation in general which doesn't mean you only provide vocation courses.
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