Definition: a group of police or soldiers who are watching or controlling a situation Level: C2
示威现场部署了强大的警力，以确保公共秩序。
There was a strong police ___presence at the demonstration to ensure public order.
沿边境增加的军事存在旨在威慑任何潜在的入侵。
The increased military ___presence along the border was intended to deter any potential incursions.
