词汇	foreign body in airpassage
释义	foreign body in airpassage 气管异物
随便看	fractional divide fractional dividor fractional division fractional dose fractional doses fractional error fractional esterification rate fractional examination of urine fractional examination of utine fractional excretion fractional excretion of filtrated sodium Fractional excretion of potassium fractional excretion of sodirm fractional excretion of sodium fractional excretion of the filteredsodium fractional expansion fractional exponent fractional exponential O-U process fractional exponent method fractional exposure fractional expression fractional extractio fractional extraction fractional factor fractional factorial