emission

n.发出；发射

emerge, emergence, emergency, emergency-room, emergent, emeritus, emery, emery-board, emery-paper, emetic, emigrant, emigrate, emigration, emigre, eminence, eminent, eminently, emir, emirate, emissary, emit, emollient, emolument, emote, emotion, emotional, emotionally, emotionless, emotions, emotive, empanel (also impanel), empathetic, empathize, empathy, emperor, emphasis, emphasise, emphasize, emphasize, emphasise, emphasizing,