The migratory bird is a host of the wetland.候鸟是湿地的主人.As a kind of migratory bird.啊,丹顶鹤不是一种候鸟吗.On 20 th, a migratory bird flies from the north woods, revolves the spacious square to circle.20日, 一只候鸟从北边的树林里飞来, 围绕着空旷的广场盘旋....
Clavier: Produce the standard method of computer error.键盘: 产生计算机错误的标准方法.Anxious user: The NUMLOCK lamp on my clavier shined , does the problem go here?焦虑的用户: 我的键盘上的NUMLOCK灯亮了, 问题是不是出在这儿?There is an electrical wiring insi...
Within our own galaxy there are probably tens of thousands of planetary systems.在我们自己的星系里可能有数以万计的行星系。These bands must introduce longitudinal asymmetry in the planetary albedo.这些云带必定引起行星反照率的经向不对称性.The sciences of planetar...