单词：standbys
音标：[ˈstændˌbaɪz] ；
n. 待命（状态）( standby的复数形式 ); 备用的人或物; 随时准备行动; 等退票（或余票）
n. something that can be relied on when needed
n. an actor able to replace a regular performer when required
n. an actor able to replace a regular performer when required
standby的用法和样例：
例句
用作名词(n.)
- Powdered milk is a good standby in an emergency.奶粉是应急时很好的备用品。
- 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。
- A special team of police were kept on standby during the time of violence.在发生暴乱期间，经常有一支警察特别小分队处于整装待命状态。
用作形容词(adj.)
- They bought two cheap standby tickets for Rome.他们买了两张便宜的去罗马的备用机票。
- Your reservation is already in the standby list.您的订位已经在候补名单了里。
词汇搭配
- on standby严阵以待
- standby redundancy待机准备,备份冗余,...
- standby buffer备用缓冲器
- standby application待用,备份应用...
- standby facility备用设备,备用贷款...
- standby battery备用电池组,备用蓄电...
- standby mode备用方式
- standby period等待期间, 准备期...
- standby pump备用泵
- standby circuit后备电路
- standby power储用功率
- warm standby热备份
- standby compass应急罗盘
- block standby备用数据块
- stand by袖手旁观
【近义词】
- fallback撤退
- reserve保留
- replacement更换
- resource资源
- stand-in替身
- backup后备
- substitute代用品
- spare备用的
- emergency突发事件
- unreserved坦率的
- last-minute最后一刻的
- late迟的
- understudy充当（某角色的）候补演员...