众所周知，词汇是GRE考试的基础。那么怎样才能掌握GRE必备的词组呢？
这里为大家总结一些常用的核心词组，希望对各位备考有帮助。

本期GRE必备词组:
on the surface 表面上看

  释义:

When you refer to the surface of a situation, you are talking about what can be seen easily rather than what is hidden or not immediately obvious.

 例句

This method seemed impractical on the surface, but the final results in all three tests proved its feasibility.

 GRE

The prospects of discovering new aspects of the life of a painter as thoroughly studied as Vermeer are not, on the surface, encouraging.
从表面上看，要从像Vermeer这样早已被彻底研究过的画家的生活中挖掘新领域的可能性不是很大。