词汇	结裂牙
释义	结裂牙医tuberculo-sectorial tooth
随便看	underground river underground river silting underground railways underground railway station underground railway station profile underground railway survey underground railway ticket underground railway track underground railway traffic underground railway train underground railway tunnel underground rainwater pump station underground ramp underground ramp development system underground reactor power plant underground reaway underground receiving station underground record underground regulation underground remains Underground remote control LHD machine underground research education underground research laboratory underground reservoir underground residence