| 单词 | booster |
| 释义 | booster n 1 thing that boosts 令人鼓舞的事物 a morale booster, ie sth that makes one feel more confident 精神鼓舞. 2 device for increasing power or voltage 增强动力或电压的装置. 3 (also `booster rocket) rocket used to give initial speed to a missile or spacecraft 助推火箭（给予导弹或航天器以初速度的）. 4 dose or injection (of a medicine or drug) that increases the effect of an earlier one 辅助药剂, 增效药剂（用以加强前次药剂效力的）. |
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