picket的中文意思、音标与词形变化

n. 桩, 尖桩, 警戒哨, 巡逻艇, 纠察队 vt. 围住, 警戒, 派...担任纠察 vi. 担任纠察

n. a detachment of troops guarding an army from surprise attack n. a protester posted by a labor organization outside a place of work n. a vehicle performing sentinel duty n. a wooden strip forming part of a fence