ready to be used if needed待机的；备用的◆Leave the PC in standby mode.让个人电脑处于待机模式。 () used to describe an arrangement by which a country can borrow extra money from the International Monetary Fund in an emergency备用协定的（紧急情况下一国可从国际货币基金组织拆借额外资金的协议）◆a $16 billion standby agreement with the IMF与国际货币基金组织签订的 160 亿元的备用信贷协定a standby ticket for a flight, the theatre, etc. cannot be bought in advance and is only available a very short time before the plane leaves or the performance starts（在飞机起飞或剧院演出之前出售的）剩余票的◆a standby ticket to New York飞往纽约的余票➡stand by at stand verb