相关数据
booster
['buːstə]
释义
释义1：n.助推器
an extra engine on a spacecraft that gives it enough power to leave the Earth’s atmosphere
释义2：n. 辅助药剂，增效药剂，补强针 a dose of a medicine given to maintain a previous one
例句
Will:They're giant washers that keep pressurized hydrogen from leaking out of the SRB, the solid rocket booster,that shoots the space shuttle out of the Earth's atmosphere.（The Newsroom）
威尔：O型超大垫圈能防止加压氢气，从火箭助推器中外泄。火箭助推器将航天飞机发射出地球大气层。（新闻编辑室）
Sheldon: Of course if my feet are gonna be exposed, I'll need to update my tetanus booster. (The Big Bang Theory)
谢尔顿：如果我的脚暴露在外，我就必须去升级破伤风疫苗的药量。（生活大爆炸）
