A system test environment mirrors the production environment more closely than does a development integration environment.
与开发集成环境相比，系统测试环境更接近地反映了生产环境。
A system test environment mirrors the production environment more closely than does a development integration environment, but it still does so at the smallest possible scale.
与开发集成环境相比，系统测试环境更接近地反映了生产环境，但是它仍然尽可能以最小的规模来这样做。
Scripts can also be tested in development, system integration, performance, QA, and staging before they ever touch a production environment.
在进入生产环境之前，还应该在开发、系统集成、性能、QA 和过渡阶段测试脚本。
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