They form where giant loops of magnetism, generated deep inside the sun, well up and burst through the surface, leading to a localised drop in temperature which we see as a dark patch.

当太阳内部深处形成巨大的磁力环，该处将会产生井喷并突破太阳表面，从而使表面的局部地区温度下降，看上去就像一个暗斑，这就是黑子的形成。

youdao

When I arrive, the sun has just begun to dip below the horizon, so I drop my bags at my cabin and race toward an apparent mirage of red and orange peaks, aglow in the late afternoon light.

当我到达的时候，太阳刚刚开始沉入地平线以下，所以我把旅行袋扔在座舱里，然后跑向在傍晚的余晖里清楚可见的红橙色相间的沙峰的蜃景。

youdao

He continued: 'Thermoelectric devices convert heat to electrical energy and this can be from the sun or a drop in temperature such as day temperatures to night.

他继续说：“热电装置将热量转化成电能，这些热量可以来自太阳或者温差，比如白天到夜晚的温差。”

youdao

The Sun-Drop is graded fancy vivid yellow, the highest color grading for a yellow diamond, and has a purity of VVS1.

FORBES: 110-Carat Yellow Diamond Sells for a Record $12.3 Million

It is precisely what is needed in these troubled times, as the days grow darker, and colder, and wetter - The Sound of Music, a drop of golden sun.

BBC: Today