first light

音标发音

He succeeded in 1962, inventing the first practical light-emitting diode.
1962年他成功地发明了首例可用的发光二极管。
On April 21, 2010, NASA released the first-light images from its newest sun-monitoring mission, the Solar Dynamics Observatory.
NASA于2010年4月21日发布了最近的太阳监测任务，太阳动力学观测台（the Solar Dynamics Observatory）拍摄的第一幅光学图像。
Billed as the "first-light machine, " the JWST will be Hubble on steroids, and it should muscle its way to a better view of a good portion of the cosmic dark ages.
它被宣称是“第一道光的机器”，吉姆斯网络望远镜将会比哈勃看得更远，而且它会自行调整轨道，以便能够在观察宇宙中尚不为人所知的时代的过程中，获得一个更好的视角。

I think it's understandable that Milton would call the power of light "offspring of Heav'n first-born."
我认为弥尔顿,称光明的力量,是上帝最初的产物“
耶鲁公开课 - 弥尔顿课程节选
It's now exactly that power from which Milton has been excluded by virtue of his blindness -- light: "Hail holy Light, offspring of Heav'n first-born, / Or of th' Eternal Coeternal beam May I express thee unblam'd?"
而是弥尔顿已经被失明剥夺的一种力量,圣光，你是上帝最初的产物，永恒的光束,我是否可以向你表达我无限的敬意“
耶鲁公开课 - 弥尔顿课程节选

On 3 November, NASA and the European Space Agency announced that the Hubble Space Telescope had captured the first visible-light snapshot of a planet orbiting another star.
UNESCO: Open Access to Scientific Information