| 单词 | police surveillance |
| 释义 | police surveillance These abilities mean it can be used for search and rescue, environmental observation, communication and police surveillance. Times, Sunday Times But for months the gang had been under police surveillance. The Sun Meanwhile, high in the sky a police surveillance helicopter spent all day hovering over the same spot, its camera pointed ominously into the crowds. The Sun He was under strict police surveillance after his release. Times, Sunday Times He had been followed by police surveillance teams from a block of flats linked to one of the bombers. Times, Sunday Times |
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