standby

英 [ˈstændbaɪ]

美 [ˈstændbaɪ]

n.  后备人员; 备用物品
adj.  (机票、音乐会门票等)最后时刻出售的

复数：standbys　

电力

Collins.1 / BNC.16460 / COCA.16644

习惯用语

n.

on standby
• 随时可以投入行动；处于待命状态；招之即来
  ready to do sth immediately if needed or asked
• The emergency services were put on standby after a bomb warning.
  接到炸弹警报后，各紧急救助部门进入待命状态。
• 候补座位（如临时有票或具备其他必要条件便可立即出发的）
  ready to travel or go somewhere if a ticket or sth that is needed suddenly becomes available
• He was put on standby for the flight to New York.
  这班飞往纽约的班机，他候补待位。

牛津词典

noun

noun

• 后备人员；备用物品
  a person or thing that can always be used if needed, for example if sb/sth else is not available or if there is an emergency
  1. I always keep a pizza in the freezer as a standby.
     我总会在冰箱里放一个比萨饼应急。
  2. a standby electricity generator
     备用发电机

adj.

• （机票、音乐会门票等）最后时刻出售的
  a standby ticket for a flight, concert, etc. cannot be bought in advance and is only available a very short time before the plane leaves or the performance starts

柯林斯词典

• N-COUNT 常备物;后备人选
  Astandbyis something or someone that is always ready to be used if they are needed.
  1. Canned varieties of beans and pulses are a good standby...
     各种豆类罐头制品是很好的常备食品。
  2. He sat through the trial as a standby juror.
     他作为候补陪审员参加了审判的全过程。
• PHRASE 常备的;备用的
  If someone or something ison standby, they are ready to be used if they are needed.
  1. Five ambulances are on standby at the port...
     5 辆救护车在港口待命。
  2. Security forces have been put on standby in case of violence.
     安全部队已处于待命状态，以防出现暴力事件。
• ADJ (戏票或机票)最后时刻廉价出售的，剩余的
  Astandbyticket for something such as the theatre or a plane journey is a cheap ticket that you buy just before the performance starts or the plane takes off, if there are still some seats left.
  1. Access International books standby flights from New York to Europe.
     全球通达公司可以预订从纽约到欧洲的剩余机票。
  2. Standbyis also an adverb.
     
  3. Magda was going to fly standby.
     马格达将购买起飞前的廉价剩余机票旅行。

英英释义

noun

• something that can be relied on when needed
• an actor able to replace a regular performer when required
  Synonym:understudy

adj

• ready for emergency use
  1. a standby generator
  2. a standby crew

双语例句

• Security forces have been put on standby in case of violence.
  安全部队已处于待命状态，以防出现暴力事件。
• This combination of active and standby links ensures redundancy.
  这种活动链路和备用链路的组合可以确保实现冗余。
• The principle of power supply in redundant heat standby and design scheme are introduced.
  论述了冗余热备份电源的工作原理和设计方案。
• Stability Analysis of a Repairable System with N Failure Model with One Standby Unit
  具有N个故障状态和一个热储备部件的可修复系统的稳定性分析
• Create and maintain a standby server.
  创建和维护备用服务器。
• Chief Officer: Yes, engines have been on standby.
  大副：是的，已经备车了。
• The data on the standby database might be modified based on client requests.
  备用数据库上的数据可能根据客户端请求进行了修改。
• If the primary and standby databases are not identical when HADR is started, an error will occur.
  在启动HADR时，如果主和备用数据库不相同，就会发生错误。
• Only two queue manager instances can run at the same time: an active instance and a standby.
  只有以下两个队列管理器实例可以同时运行：活动实例和备用实例。
• Domain CMDB applications require HA, but using a cold standby is adequate.
  域CMDB应用程序要求HA，但是使用冷备份就足够了。