1·The real reason is probably that we don't have enough sleep.
真正的原因可能是我们没有足够的睡眠。
2·The study's finding strongly suggests that the real reason why scientists over forty rarely produce highly creative work is not due to age but rather because most have spent too long in their fields.
这项研究的发现有力地表明，40岁以上的科学家很少能做出高度创造性的工作的真正原因不是年龄，而是因为大多数人在他们的领域花了太长时间。
3·This was the real reason for her call.
这是她打电话的真实原因。
—— 《柯林斯英汉双解大词典》
4·The real reason why prices were, and still are, too high is complex, and no short discussion can satisfactorily explain this problem.
价格过去过高、现在仍然过高的真正原因很复杂，简短的讨论并不能满意地解释这个问题。
5·That’s the real reason to be afraid.
这就是人心惶惶的真正的原因。
6·The real reason of course is laziness.
当然，懒惰才是真正的原因
7·The real reason?
真正的原因？
8·But deep underneath, the real reason remains.
但深入的追问一下，真正的原因仍然存在。
9·The Real Reason You Aren't Getting Stuff Done
你不必把自己的工作排得太满的真正理由
10·The real reason lies in the vast Alberta oil sands.
真正的原因在于大量的艾伯塔油砂。