o.ver.dose
n.(名词)An excessive dose, especially of a narcotic.过量用药:尤指麻醉剂的,过多剂量v.(动词)o.ver.dosed,o.ver.dos.ing,o.ver.dos.es[ô.v…r-dôs.] v.intr.(不及物动词)To take an overdose.用药过量v.tr.(及物动词)To administer too large a dose or too many doses to.给服过量的药:服用剂量太大或剂量太多