adj.有凹槽的
動(dòng)詞flute的過去式和過去分詞形式.
Stability and repeatability were also improved with a laminated circle fluted nozzle. 采用疊片狀圓臺凹槽型噴嘴，提高了該陀螺的穩(wěn)定性和重復(fù)性；
