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- ephemeris hour angle 历书时角
- The sun's hour angle counts from the middy position and changes 360°per day or 15°per hour. 太阳的时角从中午的位置算起，每天改变360°或一小时变化15°。
- Phase modulated resolvers can be used to model the relation between the sidereal time, right ascension and the hour angle. 工作在调相状态下的旋转变压器可以用其相位模拟恒星时与赤经、时角的关系。
- ascension verse = sidereal hour angle 赤经共轭量
- The church bell tolled the hour. 教堂的鸣钟报时。
- The plant was growing at an angle. 植物呈一定角度生长。
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- Greenwich Hour Angle of Mean Sun 格林威治平太阳时角
- Greenwich Hour Angle of True Sun 格林威治平太阳时角
- She spent an hour in quiet contemplation. 她静静地沉思了一个小时。
- The rush hour traffic is murder. 交通高峰时间真是难以忍受之事
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- She cocked her hat at a jaunty angle. 她把帽子歪戴着,一副俏皮的样子。
- He worked very fast, insomuch that he was through in an hour. 他工作得很快，一小时内便做完了。
- She hit her knee against the angle of the bed. 她的膝盖撞到床角上了。
- He can fling off a poem in half an hour. 他可以在半小时之内草就一首诗。
- It took him half an hour to finish the work. 他花了半个小时做完这项工作。
- He talked to us for an hour and then withdrew. 他跟我们谈了一小时的话就走了。
- American Ephemeris and Nautical almanac. 美国天文年历和航海年历。
- She was kept in for an hour for talking in class. 她因上课说话被罚留校一小时。
