ラムジェットであれば
ramujettodeareba
1. If ramjet; When ramjet
Noun
#349788
1. If ramjet; When ramjet
1. to expand; to swell (out)
1. roller coaster
1. jet aeroplane; jet airplane
1. jet
1. forum
1. (drinks) coaster
2. roller coaster
3. coaster brake (on a bicycle)
1. pochette; pouch (usu. hung from the shoulder by a long cord) — explanation