When the sun is shining, your body knows to wake up and be active.

大地时，你的身体知道该起床活动了。

The first, obviously, is the amount of sunlight.

首先，很明显，是量。

The longest day was set as the Summer Solstice, the shortest day, the Winter Solstice.

将时间最长的一天定为夏至，最短的一天定为冬至。

That will be the shortest day of the year, with the least amount of sunlight.

那就会是一年中最短的一天，也就是时间最短的一天。

Exterior shutters were pulled tight during the day's peak to block direct sunlight, then slatted open to inviting cooler evening air.

正午最强时，们会关紧外置百叶窗挡住直射阳光，傍晚再打开百叶，引入夜间凉风。

This part of the planet gets more average solar radiation throughout the year.

这里的植物年均量比其他地区更。

Days are getting shorter and temperatures are plummeting.

变短，气温骤降。

As the days are drawing shorter, less light is feeding the forests.

随着白昼越来越短，森林里的也越来越少。

Also, low levels of vitamin D can also lead to hypocalcemia, and can be caused by a deficient diet, malabsorption, cirrhosis, a lack of sunlight, and chronic renal failure, just to name a few.

此外，维生素D含量过低也会导致低钙血症，可能由饮食中的维生素D不足、吸收不良、肝硬化、缺乏与慢性肾衰竭等所致。

In the winter, it's the reverse: the Sun is lower so it can't warm us up as efficiently, and it has less time to do so. It gets cold.

而在冬天，情况则正好相反：太阳较低，所以加热效率打折扣，再加上时间变短了，天气就变冷。

With more and more tourists prioritizing immersive and memorable experiences over conventional sightseeing, activities such as clam digging have become increasingly popular in seaside cities such as Rizhao.

随着越来越多游客将沉浸式体验和难忘回忆置于传统观光之上，挖蛤蜊等活动在等海滨城市益走红。

On the Spring Equinox, the Earth's axis will be the same as the sun's, so both the northern and southern hemispheres will get the same amount of sunlight.

春分时，地轴将与太阳轴相同，因此南北半将获得等量的。

Finally, a general photosensitivity of the skin —essentially a catch-all category for other rashes that happen to sun-exposed areas —typically only lasting a couple of days.

最后，常见具有光敏性的皮肤损害，这包含了引起的所有其它皮疹，通常只持续几天。

Actually December 21st, which here in the southern hemisphere is the summer solstice, the longest day, the sun rises just to the right of the right-most tower.

12 月 21 在南半这里是夏至，也就是一年中时间最长的一天，而太阳正好会移动到最右边的塔上，从那里升起。

And because it's so far north, there are nearly 16 hours of daylight in the summer to help you pack it all in.

由于位置偏北，夏季拥有近 16 个小时的时间，让您可以尽情享受这一切。

Because the astronomical system, which we four-season folk use for most things, defines seasons not via temperature, but via daylight.

因为我们这些有四季的在大多数情况下使用的天文系统，不是通过温度来定义季节，而是通过时间。

He calculated that an hour clock shift would add three years more daylight to your life by age 72.

他计算得出，到72岁时，一小时的时钟调整将为你的生活增加三年的时间。

With 19 hours of daylight this time of year, Anchorage's fireworks show does not start until 11 at night.

每年这个时候安克雷奇的时间有19个小时，烟花表演要到晚上11点才开始。

Valencia has a Mediterranean climate, meaning it is pleasant all year and sees around 300 days of sunshine.

瓦伦西亚属于地中海气候，全年气候宜，时间约为 300 天。

The solstice marks the longest period of sunlight of the year but it was a typical cloudy day.

夏至标志着一年中时间最长的一天，但这是一个典型的多云天气。