Ringen林根ringn.戒指；环；圈；拳击场；马戏场；帮派n.铃声；钟声；电话；口气v.包围；环绕；形成圈v.打电话；回响；鸣响；按铃；听上去ring optical waveguide环形光波导ring-necked pheasant环颈雉(Phasianus colchicus)Ring Of The Fallen God堕神指环ringing signal sending振铃信号发送ring-shaped placenta环状胎盘ring-type subtracter环形减法器Ring mixed hemorrhoids环状混合痔ring detachment method拉环法ring opening synthesis开环合成ring section feed pump环段式给水泵