Influence of solar hour angle in the position of focusing line on trough solar concentrator;
太阳时角对槽式聚光器焦线位置的影响
The equation of time, which transforms the true solar time into a mean uniform time, the so-called mean solar time.
时差，将真太阳时转换为平时，即平太阳时。
Greenwich hour angle mean sun
格林尼治平太阳时角
He was dazzled when he looked at the sun.
他看太阳时觉得自眩。
Use sunglasses or you may risk loosing your plane in the sun.
没有戴太阳镜，在面对太阳时看不清飞机。
acceleration of sidereal on mean solar time
平太阳时换算恒星时的增量
Of or relating to the sun, especially rising and setting with the sun.
太阳的，与太阳同时出没的太阳的，或与太阳有关的，尤指与太阳同升同落的
Light up when the sun sets.
太阳落下时就点上灯。
When I started off, the sun was arising.
我出发时太阳正在升起。
The clouds rolled away as the sun rose higher.
太阳升高时，云散去了。
The sun had been up when he got up.
他起床时太阳已经升起。
When they are farthest away from the sun,
当彗星离太阳最远时，
You can't go outside at all without sunglasses,
外出时，必须带太阳镜，
The ice will melt when the sun shines on it.
有太阳照射时，冰就融化。
The flowers opened out as the sun rose.
太阳升起时花开了。
The mist cleared away as the sun came out.
太阳出来时,雾就消散了。
Keep the sun behind you when you're taking a photo.
拍照时要背对着太阳。
The snow began to melt when the sun came out.
太阳出来时,雪开始融化。
He came home at the set of the sun.
太阳落山时他回到家。