灯已经装好了，但还没有经过测试。

The lights had been rigged (up) but not yet tested.

《牛津词典》

毕竟，要做双盲测试是很困难的，因为受试者自己可以看到灯是否亮着。

After all, it's hard to do a double-blind test when the subjects can see for themselves whether or not the light is on.

youdao

通常在持续集成(CI)环境中运行的开发人员测试有效地扮演着代码质量聚光灯的角色。

Developer tests, which when run often in a Continuous Integration (CI) environment, effectively act like a spot light on code quality.

youdao