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来源:雅诚德英语网
An example of this is when a service provider accesses multiple back-end systems with different timeout requirements, but only determines at run time which back-end is invoked.
此类示例包括服务提供程序访问多个带有不同超时需求的后端系统,但仅在运行时才确定调用哪个后端系统。