Bhashya
तथा आदित्या प्राणा ।ते हि इद शब्दादिजातम्आददते, अत आदित्या ।तृतीयसवनमायु षोडशोत्तरवर्षशतसमापयत अनुसतनुत यज्ञ समापयतेत्यर्थ ।समानम-न्यत् ॥
In plain words
Likewise, the Adityas are the vital breaths. Because they take up this entire manifestation beginning with sound, they are called Adityas. The meaning is: 'Sustain the third pressing of life up to one hundred and sixteen years; complete the sacrifice.' The rest of the explanation is identical to the previous sections.
Close to the Sanskrit
Similarly the Adityas are the vital breaths. For they take up this aggregate beginning with sound, hence they are Adityas. Complete the third extraction, life, one hundred and sixteen years, sustain the sacrifice, complete the sacrifice, this is the meaning. The rest is similar.