这绝不是对您所花费的时间及精力糟糕的回报。

Not a bad investment of your time and energy.

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假如你愿意投入时间及精力，你将会收获回报。

If you are willing to invest the time and energy, you will reap great rewards.

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观测效果和时间及地点有很大关系，各地各时都不一样。

This effect varied from place to place and in time.

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The socialization whereas to know each other, to create bounds and relationships and also let time out, let time out to learn.

而社会化就是相互了解，构建联系和友谊,及腾出时间学习。

麻省理工公开课 - 媒体、教育、市场课程节选

Followed by a long history of inferior schools and segregation, and also expectation, continued disparity in terms of school and education, which comes to another question.

经过了长时间的,低等教育和种族隔离，以及学校及教育上,长期的歧视和不平等，这就牵扯到了另一个问题。

麻省理工公开课 - 媒体、教育、市场课程节选

But the action of the Republic takes place long before the defeat of Athens, before the rise of the Thirty and the execution of Athens .

但《理想国》撰写的时间,远早于雅典战败，及三十暴君掌权之前,也早于雅典被处决之前。

耶鲁公开课 - 政治哲学导论课程节选