This was followed by a trans-lunar injection (TLI) burn of the S-IVB third stage for 318 seconds, accelerating the  command and service module and  LM test article from an orbital velocity of  to the injection velocity of  which set a record for the highest speed, relative to Earth, that humans had ever traveled.
ðɪs wʌz fˈɑːloʊd baɪ ɐ tɹˈænzlˈuːnɚɹ ɪndʒˈɛkʃən tˌiːˌɛlˈaɪ bˈɜːn ʌvðɪ ˈɛsˌaɪvˌiːbˈiː θˈɜːd stˈeɪdʒ fɔːɹ θɹˈiːhˈʌndɹɪd ˈeɪtiːn sˈɛkəndz, ɐksˈɛlɚɹˌeɪɾɪŋ ðə kəmˈænd ænd sˈɜːvɪs mˈɑːdʒuːl ænd ˌɛlˈɛm tˈɛst ˈɑːɹɾɪkəl fɹʌm ɐn ˈɔːɹbɪɾəl vəlˈɑːsᵻɾi ʌv tə ðɪ ɪndʒˈɛkʃən vəlˈɑːsᵻɾi ʌvwˈɪtʃ sˈɛt ɐ ɹˈɛkɚd fɚðə hˈaɪɪst spˈiːd, ɹˈɛlətˌɪv tʊ ˈɜːθ, ðæt hjˈuːmənz hæd ˈɛvɚ tɹˈævəld.