He explained what the Crux is, or rather, what it was.他解释了什么是南十字座，或者更确切地说，过去南十字座是什么。Now we come to the crux of the matter .现在我们来谈问题的症结。Where does the crux lie?结症在哪里?...
Where does the crux lie?结症在哪里?He explained what the Crux is, or rather, what it was.他解释了什么是南十字座，或者更确切地说，过去南十字座是什么。Now we come to the crux of the matter .现在我们来谈问题的症结。The newspaperman summarized the crux of the aerodynamic...