booster dose英 [ˈbuːstə(r) dəʊs]美 [ˈbuːstər doʊs]网络 追加一剂疫苖; 加强剂量; 激发剂量; 激发剂量,促升剂量医学英英释义nounan additional dose that makes sure the first dose was effectiveSynonym:boosterbooster shotrecall dose双语例句