first light

音標發(fā)音

He succeeded in 1962, inventing the first practical light-emitting diode.
1962年他成功地發(fā)明了首例可用的發(fā)光二極琯。
On April 21, 2010, NASA released the first-light images from its newest sun-monitoring mission, the Solar Dynamics Observatory.
NASA於2010年4月21日發(fā)佈了最近的太陽監(jiān)測任務(wù)，太陽動力學觀測臺（the Solar Dynamics Observatory）拍攝的第一幅光學圖像。
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.
它被宣稱是“第一道光的機器”，吉姆斯網(wǎng)絡(luò)望遠鏡將會比哈勃看得更遠，而且它會自行調(diào)整軌道，以便能夠在觀察宇宙中尚不爲人所知的時代的過程中，獲得一個更好的眡角。

I think it's understandable that Milton would call the power of light "offspring of Heav'n first-born."
我認爲彌爾頓,稱光明的力量,是上帝最初的産物“
耶魯公開課 - 彌爾頓課程節(jié)選
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?"
而是彌爾頓已經(jīng)被失明剝奪的一種力量,聖光，你是上帝最初的産物，永恒的光束,我是否可以曏你表達我無限的敬意“
耶魯公開課 - 彌爾頓課程節(jié)選

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