There has been criticism that, like metal detectors, many closed-circuit cameras don't work or go unmonitored.
有人批评说，如金属探测器、许多闭路摄像机都不能正常工作或去监测。
2
He said he wanted to go on the speaking circuit and maybe do some writing.
他说他希望能够继续自己的演说生活，或者写一些东西。
3
"It's the only part of the world where you'll go and see thousands of women on any given day that are sitting... basically cooking printed circuit boards," he says.