详细解释: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
【法】 警戒哨, 哨兵, 步哨
词型变化：
名词:picketer动词过去式:picketed过去分词:picketed现在分词:picketing第三人称单数:pickets英语解释：
名词 picket:
a person employed to watch for something to happen同义词：lookout, lookout man, sentinel, sentry, watch, spotter, scout