Its main concept is the use of dependency injection and aspect-oriented programming to simplify and smooth the transitions from development to testing to production.

其主要概念是使用依赖项注入和面向方面的编程来简化和平稳地进行从开发到测试再到生产的转换。

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Dependency Injection is actually a very simple concept.

依赖注入实际上是个非常简单的概念。

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To support this Jigsaw has a concept of a local dependency which is recursive.

为了支持这一特性Jigsaw有一个本地依赖的概念，该概念是递归的。

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Under the famed rule of Margaret Thatcher in the 1980s, the concept of society was disregarded as something that bred dependency and inhibited wealth creation, and this philosophy led to the privatization of several industries and an increasing emphasis on empowering self-help and financial independence among citizens.

FORBES: Personal Finance And The Election