sˈɪmpəl dɪzˈaɪn mˈiːnz ðæt ˈɛndʒɪnz kæn biː ɪŋkˈoːɹpɚɹˌeɪɾᵻd ˌɪntʊ ˈiːðɚɹ ɐ hˈɛlɪkˌɑːptɚz ɹˈoʊɾɚ blˈeɪdz, ɔːɹ ɐ fˈɪkstwˈɪŋ ˈɛɹkɹæfts wˈɪŋz ɔːɹ tˈeɪlfɪnz.
Simple design means that engines can be incorporated into either a helicopter's rotor blades, or a fixed-wing aircraft's wings or tailfins.