词汇	fth finger
释义	fth finger 小指
随便看	two-stage air ejector twostage air pump two stage air pump two-stage air pump two-stage Aitken estimation method two-stage aitken estimator two-stage ammonium process Two stage amplifer two stage amplifier two-stage amplifier two-stage anaerobic biofilter two-stage anaerobic biological technique two-stage anaerobic digestion two-stage analysis Two-stage and multi-layered teaching two-stage and parallel-connection structure two-stage annealing two stage approach two stage assay two-stage assembly two-stage authentication two-stage autoclave two-stage axial-flow fan two-stage axial flow pump two stage BAF