abstruse 托福GREGMAT

1.Einstein’s theory of relativity is very abstruse.

爱因斯坦的相对论常难懂。

2.How can a nonscientist explain an abstruse theory with such assurance?

怎么一个家对这一抽象理论的解释如此自信?

3.The professor's lectures were so abstruse that students tended to avoid them. What is

这个教授的课如此深奥以致于生们常常逃课。