Why information about Flights 77 and 93 did not reach NORAD in a timely fashion is less clear.
为什么77号和93号航班的情报没有被及时地传到NORAD的原因更不清楚。
Norad co-ordinates with Santa's elf launch staff to confirm his launch time, but from that point on, Santa calls the shots. We just track him.
北美防空司令部和保障圣诞老人出发的精灵小组深度合作，以此确定他的出发时间，但是从那一刻开始，圣诞老人说了算，我们只能追踪他。
Updates to the site are made every five minutes and the so-called "NORAD Tracks Santa" program has German, Spanish, French, Italian, Japanese and English links.
此网站每5分钟更新一次，这个所谓的“北美防空联合司令部追踪圣诞老人”项目有德语，西班牙语，法语，意大利语，日语和英语的链接。
Background: Deep in the bowels of Cheyenne Mountain is a city-like military complex that once served as North American Aerospace Defense Command (NORAD) 's center.
背景材料：在夏延山的深处像一座城市一样的军事综合隧道，一度作为北美防空司令部(NORAD)的中心。
There are several examples of vessels specifically refitted for this purpose, such as General Duke's Norad II and Norad III, as well as the battlecruiser Hyperion commanded by Jim Raynor.
例如杜克将军的诺拉德二、三号和吉姆·雷德指挥的亥伯龙神号都是经由战列巡洋舰特别改装的。
Figure 3 displays the output of Listing 4 with video and additional details such as type (video), title (NORAD Tracks Santa - US Region), author (NORADTracksSanta), and provider (YouTube).
图3显示了清单4的输出，带有视频和附加的详细信息，比如类型(video)、标题(NORAD TracksSanta-USRegion)、作者(NORADTracksSanta)和提供者(YouTube)。
Figure 3 displays the output of Listing 4 with video and additional details such as type (video), title (NORAD Tracks Santa - US Region), author (NORADTracksSanta), and provider (YouTube).
图3显示了清单4的输出，带有视频和附加的详细信息，比如类型(video)、标题(NORAD TracksSanta-USRegion)、作者(NORADTracksSanta)和提供者(YouTube)。
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