ECTLn.发射极耦合晶体管逻辑ECTabbr.电休克疗法；电痉挛疗法（=electroconvulsive therapy）ectosarcousadj.[生]原虫外膜Ectropion.眼眶无毛。ectoaperture外萌发孔ectodermosis外胚层形成异常, 外胚层增殖ectocanthion眼外角ectoconidium外分生孢子ectypography一种线条蚀刻不深的版画技术ecto-entad由外向内ecterography肠运动描记术ectomyrrhiza外菌根