“侦查员”的英语？

该所侦查员立即乔装成买主与陈某周旋.The investigators posing as buyers immediately to deal with Chen.我们的侦查员成功了,你也别失败, 上校.Our scout has succeeded where you appear to be failing, Captain.我们的侦查员在篱笆后面偷看查出警卫巡逻的模式.Our scout surveyed the guard&#...