EFL

abbr 缩写 = (teaching, learning or studying) English as a Foreign Language 作为外语的英语（教学或研究）. Cf 参看 ESL.

efficacy, efficiency, efficient, efficiently, effigy, effing, efflorescence, efflorescent, effluent, effluvia, effort, effortless, effortlessly, effortlessness, effrontery, effulgent, effusion, effusive, effusively, effusiveness, EFTA (also Efta), eg, egalitarian, egalitarianism, egg, egg-beater, egg-cup, egg-plant, egg-timer, egg-whisk (also egg-beater), egghead, eggplant, eggshell, eglantine, ego, ego-trip, egocentric, egocentricity, egoism, egoist,