WordMate - 在线英语词典

booster 'bu:stә

柯林斯1⭐

释义

n. 向前推的人, 支持者, 后援者, 升压器
[化] 爆管; 扩爆药; 传爆药; 升压机; 增压装置; 升压器; 助促进剂

英文释义

n. a thief who steals goods that are in a store
n. an amplifier for restoring the strength of a transmitted signal
n. the first stage of a multistage rocket
n. an additional dose that makes sure the first dose was effective

词形变化

复数: boosters

BNC词频排名: 14,487 | 当代语料库词频排名: 8,144