巨大绿色悬臂屋顶创造了活泼的太阳影子，产生了舒服的感觉。

Large green roofs cantilever to create sun animated shadows that help generate this oasis feel.

youdao

太阳落山时我们在草坪上留下长长的影子。

As the sun went down we cast long shadows on the lawn.

《牛津词典》

随着太阳西下，影子越拉越长。

The shadows lengthened as the sun went down.

《牛津词典》

The way he described is when you try to get down a quantum dimensions and you are standing there with your camera, just remember the sun is at your back and your shadow is always in the picture.

这种方法被他描述为,当你试着处理一个量子尺寸时,并且你试着拿着你的相机在那，记住太阳在你的背后,而你的影子总是在照片上。

麻省理工公开课 - 固态化学导论课程节选