fallback
英 [ˈfɔːlbæk]
美 [ˈfɔːlbæk]
n. 应变计划; 退路
复数：fallbacks
BNC.48596 / COCA.23870
牛津词典
noun
- 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。
- What's our fallback if they don't come up with the money?
柯林斯词典
- ADJ (计划失败或发生意外时)退守的，应变的，备选的
Someone'sfallbackposition is what they will do if their plans do not succeed, or if something unexpected happens.- Yesterday's vote itself was a retreat from an earlier fallback position.
昨天的投票本身就是放弃先前所留退路的做法。
- Yesterday's vote itself was a retreat from an earlier fallback position.
英英释义
noun
- to break off a military action with an enemy
双语例句
- This is our fallback position, here.
这里是我们的后备阵地。 - Also, though not reflected in this table, there are global settings for fallback mechanisms if some of the contributing components do not provide any caching-related information.
另外，如果某些提供信息的组件没有提供任何与缓存相关的信息，则可以使用后备机制的全局设置，不过这一点没有在此表中得到体现。 - For functions and constants, if the current namespace does not contain that function or constant, PHP's fallback mechanism will fall back to the standard PHP function.
对于函数和常量，如果当前的名称空间不包含这个函数或常量，PHP的后退机制会后退到标准的PHP函数。 - The fallback of a huge explosion. the act of exploding or bursting something.
一次大爆炸的降落物使某物爆裂或爆炸的动作。 - In international applications the recommended method of selecting Fonts is to use font fallback wherever possible.
在国际化应用程序中，选择字体的推荐方法是尽可能使用字体后备。 - Have a plain HTML fallback for browsers you don't support.
拥有一个平面HTML代用系统，以应对您不支持的那些浏览器。 - Configuration of IBM NAS client for server discovery using TDS with the fallback mechanism
使用带后备机制的TDS进行服务器发现的IBMNAS客户端配置 - Gets or sets the location from which to retrieve neutral fallback resources.
获取或设置检索非特定回退资源的位置。 - Too-big-to-fail is not a fallback position at Berkshire.
“大到不能倒”不会是伯克希尔的退路。 - When an application attempts to encode or decode a character but no mapping exists, it must implement a fallback strategy, which is a failure-handling mechanism.
如果应用程序尝试对字符进行编码或解码，但不存在相应的映射，则应用程序必须实施回退策略（这是一种失败处理机制）。