| 释义 |
booster shot 1 ENTRIES FOUND: booster shot (noun) booster shot noun plural booster shots booster shot noun plural booster shots Learner's definition of BOOSTER SHOT [count] chiefly US : an extra amount of a substance (called a vaccine) that is injected with a needle into a person or animal to help protect against a particular disease疫苗加强剂量 He had to get two booster shots at his latest checkup.在最近一次体检时他不得不打了两针疫苗加强剂量。 a tetanus booster shot破伤风疫苗加强剂量 — called also booster |