haʊˈɛvɚ, fɔːɹ sˈuːpɚsˈɑːnɪk kɹˈuːz, ðə fˈæn vˈɛɹɪəbəl ˈɪnlɪt ɡˈaɪd vˈeɪnz ænd ɔːksˈɪliəɹi ˈɪnteɪk klˈoʊsˈɔf tə mˈɪnɪmˌaɪz bˈaɪpæs flˈoʊ ænd ˈɪŋkɹiːs spəsˈɪfɪk θɹˈʌst.
However, for supersonic cruise, the fan variable inlet guide vanes and auxiliary intake close-off to minimize bypass flow and increase specific thrust.