Every component doesn't need its own injector and it would be horribly inefficient to create masses of injectors for no good purpose.
不是每个组件都需要它自己的注入器，创建大量没有明确用途的注入器是非常低效的。
Every component doesn't need its own injector and it would be horribly inefficient to create masses of injectors for no good purpose.
不是每个组件都需要它自己的注入器，创建大量没有明确用途的注入器是非常低效的。
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