Tirohia te wāhanga i raro nei, kātahi ka whakautu i te pātai i muri mai i te reo kotahi me te wāhanga:  Passage: I te tīmatanga o te 1990, Gulfstream Aerospace me te Sukhoi Design Bureau i tīmata i tētahi mahi tahi ki te whakawhanake i tētahi jet pakihi iti supersonic, ingoa waehere te S-21. Nā ki te tono mākete āwangawanga mō te hokohoko supersonic haere rangi, i ngoikore te taunahatanga ki te kaupapa, me te whakaroa mounted. Gulfstream hopea whakakorehia te hononga, ahakoa tonu Sukhoi mahi i runga i te S-21.  Pātai: He aha te jet i hangaia tahi e ngā kamupene e rua?
Ko te S-21