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。
In many places the rules are simply ignored. Illegal fishing thrives, landings go unmonitored, skippers keep two sets of logbooks, officials are bribed.