韦克菲尔德相信人类的悲伤还有更深层次的功能：它有助于我们从自己的错误中学习。
Wakefield believes that in humans sadness has a further function: it helps us learn from our mistakes.
它有助于我们深化对经贸英语教学规律的认识，不断地提高学习效率和教学质量。
It helps us to have a deeper understanding of the rules and principles that govern the teaching of Engl...
它有助于我们深化对经贸英语教学规律的认识，不断地提高学习效率和教学质量。
It helps us to have a deeper understanding of the rules and principles that govern the teaching of Engl...
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