Try to get outside in natural sunlight for at least 30 minutes each day.

每天至少晒三十分钟太阳。

youdao

Natural sunlight, even if through a window, will always be the best source to give crisp and sparkling water shots.

自然光线，即使是透过窗户照进来的，总是最好的光源，它们使得照片熠熠生辉，富有生气。

youdao

Excessive brightness can also create eye strain, especially when it is coming from the natural sunlight streaming through your window.

光线过亮也会引起眼疲劳，特别是透过窗子的自然光。

youdao

Most natural materials take in some sunlight.

VOA: special.2010.01.05

New LED lighting which mimics natural sunlight will also be installed.

BBC: York city centre gets makeover scheme

The North Cape is known as one of the few places in Norway where you can experience the midnight sun, a natural phenomena of 24 hours of sunlight occurring only in summer in certain spots above the Arctic Circle.

FORBES: An Arctic River Cruise Should Be Your Next Adventure

But there's another form of envy that is frequently overlooked and that may be just as potent, especially in a metropolis where sunlight is at a premium and it's easy to forget that one remains part of the natural world.

WSJ: Open-Air Status Symbols