after-effect

n effect that occurs afterwards, eg a delayed effect of a drug used medically 後效（如用药後延迟的效应）; effect that occurs after its cause has gone 後遗效应; 副作用: suffer from/feel no unpleasant after-effects 感到[未感到]有不良的副作用.

aforesaid, aforethought, afraid, afresh, Africa, African, African violet, Afrikaans, Afrikaner, Afro, Afro-, Afro-American, aft, after, after a little, after a while, after all, after dark, after-care, after-damp, after-image, after-taste, afterbirth, afterglow, afterlife, aftermost, afternoon, afternoons, aftershave, afterthought, afterward, afterward(s), afterwards, again, against, agape, agate, age, age of consent, age-group (also age-bracket),