fall back
美式发音: [ˈfɔlˌbæk] 英式发音: [ˈfɔːlbæk]n.应变计划；退路
网络释义：回退；后退；撤退
单数：fallback 复数：fallbacks 同义词n.replacement,contingency,alternative,stand-in,substitute
网络释义
fallback显示所有例句n.1.应变计划；退路a plan or course of action that is ready to be used in an emergency if other things fail
What's our fallback if they don't come up with the money?要是他们拿不出钱，我们如何应变？
We need a fallback position if they won't do the job.如果他们不干这个工作，我们就需要一个应变的方案。
na.1.后退2.下降;减少
na.1.to move so that you are behind someone or something2.to become smaller or lower in amount, level, value etc
1.回退 fallaway 分开 fallback 降落原地；后退 fallen-in 坍塌 ...
3.撤退 failure 失败 fallback 撤退 family 系列 ...
4.退却 fallalery 无用的饰物 fallback 退却 fallboard 木窗板 ...
5.后备 工程模式 Emode.apk 后备 Fallback.apk 文件管理器 Filer.apk ...
6.回落 ... 脱落节（火箭） fallaway section 回落 fallback 回落区 fallback area ...
7.后备行动 ... make trouble: 制造麻烦 fallback: 后备行动，备用计划 awake: 醒着的 ...
8.后备计划 ... strike 罢工,打击,殴打 fallback 后备计划，后备行动) calculate 计算,考虑,计划) ...
例句释义:,应变计划,退路,回退,后退,撤退1.Obama said the backup plan was an important fallback in case lawmakers cannot agree on a broad deficit reduction plan.奥巴马称，麦康奈尔和里德的方案是为避免两党无法就广泛减赤计划达成一致的重要退路。
2.Perhaps silent failure or flag return values would be useful, or another sort of fallback operations for error cases.无声故障或标志返回值可能会有用，或另一种用于错误例子的后退操作会有用。
3.Although the company refuses to use the word "fallback" to describe this benefit.虽然公司拒绝使用「备援（fallback）」这个词来形容这项福利。
4.If used as an overall style, be prepared to have a fallback plan when counterparts intentionally slow the pace.如果用其作为一种整体谈判风格，当对手故意放慢速度时，必须准备好退却计划。
5.Enumeration, you can control whether the ultimate fallback location for resources is in the main assembly, or in a satelpte assembly.枚举，您可以控制资源的最终后备位置是在主程序集中还是在附属程序集中。
6.But as a fallback, make sure mail sent to a few general e-mail addresses gets to the right person.但也请确保发到一般性的电子邮件地址的邮件能够送达给合适的人员。
7.A replacement fallback handler, which replaces characters that cannot be encoded with some arbitrary replacement character.替换回退处理程序，它把无法编码的字符替换为任意替换字符。
8.A replacement fallback handler, which replaces bytes that cannot be decoded with some arbitrary replacement character.替换回退处理程序，它把无法解码的字节替换为任意替换字符。
9.Fallback popcy: This tells whether or not the resource group will fallback.故障恢复策略：这决定资源组是否执行故障恢复。
10.A best-fit fallback handler, which replaces characters that cannot be encoded with some suitable replacement character.最佳回退处理程序，它把无法编码的字符替换为合适的替换字符。