词汇	症状性窦房阻滞
释义	症状性窦房阻滞医symptomatic S-A block
随便看	single dipole single dipping layer single direct income tax single direction single-direction single-directional single-directional cutting single-directional restraint single-directional running automatic block single direction clutch single direction detection single-direction electromagnetic single direction flow constructed wetland single direction protocol single direction singular rough set single direction spring door single direction thrust bearing single disc boot single-disc boot single disc clutch single-disc clutch single-disc clutchplate clutch single-disc colter single-disc drill colter single disc DVD player