It was first developed for the US government as a long-range spy aircraft, but was abandoned following budget cutbacks.
它最初是为美国政府研制的远程间谍飞机，但在预算削减后被放弃。
2
To prevent constant conflicts between different Sametime services, the following regulations are applied: IBM reserves the range 0 a "100,000 for its own Sametime constants."
When we separate two addresses by a comma, sed will apply the following command to the range that starts with the first address, and ends with the second address.