他们是如何让这么短的日历与尼罗河的实际洪水期保持同步的呢？

How did they keep this short calendar in step with the actual flooding of the Nile?

youdao

那么，开发的周转期又是怎样的呢——这应该被视作是一种中断吗？在成本方面带来了多少的增加？

So what about development Turnaround - should that be considered an interrupt and how much does it add to the cost?

youdao

在《新科学家》杂志55年的历史中，已出版了2800多期杂志—哪期拥有最佳封面呢？

We've published more than 2800 magazines in our 55-year history - which one had the best cover?

youdao