Closingoff any document is difficult, since reviewers often come up with new ideas every time they read the document.
结束任何文档都是困难的，因为每一次阅读文档时检查人员经常会产生一些新的想法。
2
The air clears a bit once you've deplaned, but the horizon still contracts, pollution closingoff the New Delhi sky like a dome.
下飞机的时候，空气清澈些许，但是地平线还是在退缩，污染物就像一口大钟罩在新德里的天空。
3
And it will include closingoff the valves on that new containment cap so that they can take solid readings of the pressure inside of that containment cap and inside that well.