booster

英 [ˈbuːstə(r)]

美 [ˈbuːstər]

n.  助推火箭; (电器的)增压机，升压器; 加强剂量

复数：boosters　

化学

Collins.1 / BNC.14487 / COCA.8144

牛津词典

noun

• 助推火箭
  a rocket that gives a spacecraft extra power when it leaves the earth, or that makes a missile go further
• （电器的）增压机，升压器
  a device that gives extra power to a piece of electrical equipment
• 加强剂量
  an extra small amount of a drug that is given to increase the effect of one given earlier, for example to protect you from a disease for longer
  1. a tetanus booster
     破伤风加强剂
• 帮助（或激励、改善）…的事物
  a thing that helps, encourages or improves sb/sth
  1. a morale/confidence booster
     士气 / 信心的激励
• （尤指政治上的）支持者，拥护者
  a person who gives their support to sb/sth, especially in politics
  1. a meeting of Republican boosters
     共和党支持者的会议

柯林斯词典

• N-COUNT 有正面效果的事物；起推动作用的事物
  Aboosteris something that increases a positive or desirable quality.
  1. It was amazing what a morale booster her visits proved...
     令人惊诧的是，她的访问大大鼓舞了士气。
  2. Praise is a great confidence booster.
     赞扬是一种很好的信心增强剂。
• N-COUNT 火箭助推器；推进器
  Aboosteris an extra engine in a machine such as a space rocket, which provides an extra amount of power at certain times.
  1. Ground controllers will then fire the booster, sending the satellite into its proper orbit.
     然后地面控制人员将会发射推进器，把卫星送入正常轨道。
• 加强剂量
  Aboosteris a small injection of a drug that you have some time after a larger injection, in order to make sure that the first injection will remain effective.
• N-COUNT 拥护者；热心支持者
  Aboosteris someone who supports a sports team, organization, person, or place very enthusiastically.
  1. A former associate of Mr. Pierce's was among the project's boosters.
     皮尔斯先生的一个前合伙人是这个计划的热心支持者之一。
  2. ...the university's biggest athletic booster club.
     该大学最大的体育爱好者俱乐部

英英释义

noun

• an additional dose that makes sure the first dose was effective
  Synonym:booster dosebooster shotrecall dose
• the first stage of a multistage rocket
  Synonym:booster rocketbooster unittakeoff boostertakeoff rocket
• an amplifier for restoring the strength of a transmitted signal
  Synonym:booster amplifierbooster stationrelay linkrelay stationrelay transmitter
• a thief who steals goods that are in a store
  Synonym:shoplifterlifter
• someone who is an active supporter and advocate
  Synonym:promoterplugger
• a person who backs a politician or a team etc.
  1. all their supporters came out for the game
  2. they are friends of the library
  Synonym:supporterprotagonistchampionadmirerfriend

双语例句

• Use: May serve as the transmission in the oil transfer system, the booster pump.
  用途：在输油系统中可用作传输，增压泵。
• Praise is a great confidence booster.
  赞扬是一种很好的信心增强剂。
• Moreover, the influence of engine-jet on booster separation was studied.
  并对发动机喷流对助推器分离的影响开展研究。
• Built-in booster heater and rinsing pump: deliver the constant water pressure.
  内置式电漂洗加热器和漂洗泵：保证水压的稳定；
• Clip line from brake booster into the holder.
  将管路从制动助力器卡在固定架上。
• The combination of sex and treachery proved a copper-bottomed circulation booster
  事实证明，性和背叛的话题结合起来无疑大大增加了发行量。
• Fit the lead for the brake booster and the snap ring.
  安装制动助力器导线和卡环。
• This win has been a great morale booster.
  这次获胜是一次巨大的精神鼓舞。
• It was amazing what a morale booster her visits proved
  令人惊诧的是，她的访问大大鼓舞了士气。
• Generate vacuum in brake booster by starting engine.
  通过起动发动机，将制动助力器抽为真空。