Language Point 51

The Wagner story shows the sudden explosion of a new concept into consciousness. (Para. 5)
explosion: n. a sudden bursting out
We are living in an age of knowledge explosion; we have hardly had the time to learn the new concepts.

我们生活在知识爆炸的时代，几乎来不及学习新的知识。
a considerable explosion of public opinion

舆论大哗
concept: n. something formed in the mind; a thought or idea
Students are supposed to learn the basic concepts of their fields.

学生应该学习他们专业领域里的基本知识。
The text does not explain the concepts very clearly.

这课文没有把概念解释清楚。