dose/dos; dəʊs/n [C] 1 a measured amount of medicine〔药的〕一次服用量﹐一剂: high/low dose Start with a low dose. 一开始服用小剂量。+of an extra dose of painkillers 多加的一剂止痛药2 the amount of something that you experience at one time〔经历的〕一次﹐一回: I quite like Jamie in small doses (=in limited amounts but not often). 要是不常见面﹐我还是挺喜欢杰米的。