sentryWiktionary 原文/ˈsɛn.tri/n.哨兵，看守vt.设岗哨vi.站岗，放哨中文释义来自 ECDICT词源链中世纪拉丁语Medieval Latin约 500–1500 年↓ 派生古法语Old French约 8–14 世纪senteret‘a path’↓ 派生英语Englishsentry词源说明From earlier sentrie, sentery, of uncertain origin. Perhaps an alteration of sentinel or sanctuary; or perhaps from Old French senteret (“a path”), diminutive of sentier, from Medieval Latin semitarius (“a path”).释义名词noun1A guard, particularly on duty at the entrance to a military base.2uncountableSentry duty; time spent being a sentry.3(nautical) A form of drag to be towed underwater, which on striking bottom is upset and rises to the surface.4