tropabbr.热带的(=tropical)pref.表示改变；向性(=tropo)TRn.abbrTragopan temminckitn.红腹角雉Trachelomonas nigran.黑囊裸藻tropoause inversion对流层顶逆温trochoidal movement余摆线运动traf-fic analysis流量分析Tropieamide eyedrop托品酰胺滴眼液Trajectories Toggle轨迹标记Troltsch's recessestroubling challenge麻烦的挑战Tracheid morphology管胞形态