第一类是指将镜头对准天空，调校好，将焦距打开到“无穷大”，然后打开快门。

In the first case enough to aim the camera at the sky, fix it, set the focus "to infinity" and open the shutter.

youdao

科学家们将绘制大脑图，并寻找类地行星。另外，当年伽利略首次用望远镜观测天空400年之后，我们迎来了国际天文年。

Scientists will map the brain as well as search for Earth-like planets-in what will be the International year of Astronomy, 400 years after Galileo first peered through a telescope.

youdao

“我记得他是这样一类型的人，如果他有一个梦想，他就会努力的去追求，”她说，“天空似乎就是极限。”

"I recall that he was the type that if he had a dream, he would pursue it," she said.

youdao