可见光图来自亚历桑那基特峰国家天文台。
The optical images are from the Kitt Peak National Observatory in Arizona.
我国在“世界屋脊”珠穆朗玛峰脚下建成了首个无人值守地震台。
China has built its first unattended seismic monitoring station at the foot of mount Qomolangma, the world's highest mountain.
基特峰国家天文台台长杰弗里·伯比奇·补充道：“原则和概念不能测量。”
Adds Geoffrey Burbidge, director of Kitt Peak National Observatory: "Principles and concepts cannot be measured."
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