And this way, you can master any grammatical point or any phrase or expression, the key lies in repetition.

而这样一来，你可以掌握任何语法点或任何短语或表达，而关键就在于重复。

Not having mastered all Russian's finer points didn't keep Stalin from ruling the Soviet Union with a murderously effective iron hand.

虽然斯大林没有掌握所有俄语的细微之处，但这并没有阻止他以铁腕统治苏联。

An invisible but very real structure that gives all motion in the cosmos a master point of reference.

一种看不见但非常真实的结构，它为宇宙中的所有运动提供了一个主要参考点。

So for newcomers who have yet to master the finer points, “we can offer the visual spectacle of alien races battling to the death for your own amusement.”

所以对于未能把握细节的新手，“我们能够呈现外星种族斗得你死我活的壮观视觉场面，以供你消遣。”

If he finds he has not mastered the point at issue, the test should give him clear indication of how he falls short, so that he can do some useful revision.

如果他发现自己还没有掌握问题的要点，测试应该给他明确的指示，说明他是如何不足的，这样他就可以做一些有用的修改。