The satellites will be strung along three medium-Earth orbits at 56 degrees inclination to the equator and will provide global coverage.
卫星将与三个中等地球轨道并排在与赤道56度的倾斜角度上运行,并且可以覆盖全球。
The Cygnus Loop appears as a faint ring of glowing gases about three degrees across (six times the diameter of the full moon), located in the northern constellation Cygnus the Swan.
天鹅座的Loop看起来是个由炽热气体形成的模糊光环(满月直径的6倍大小),坐落在天鹅座星群的北方。
However,the cooling of about one and one-half to three degrees Celsius is only about half as strong as a real La Nina.
VOA: special.2009.09.29
Within 20 degrees of separation from you initial smile to the three people, the entire world will be smiling.
只需要20度的分隔,从你用笑容感染三个人开始,全世界就会笑起来。
The Earth takes twenty-four hours to complete one full turn or revolution of three-hundred-sixty degrees.
VOA: special.2010.07.14
应用推荐