picket

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

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 

pick.et

n.（名词）
A pointed stake often driven into the ground to support a fence, secure a tent, tether animals, mark points in surveying, or, when pointed at the top, serve as a defense.
尖木桩：通常插入地面的尖木桩，用来支撑篱笆、固定帐篷、拴动物，在勘探时作标记，当尖头在顶端时则用作防御工具
A detachment of one or more troops, ships, or aircraft held in readiness or advanced to warn of an enemy`s approach:
前哨，警戒哨：一支或多支部队、艇队或飞机的分遣队，准备或提前来提醒敌人的接近：
例句：
.The outlying sonar picket. . . . was to detect, localize, and engage any submarine trying to close the convoy.(Tom Clancy)
.外部声纳警戒队的任务是…发现、定位和掌握任何企图靠近护卫舰的潜水艇.(汤姆·克兰西)



A person or group of persons stationed outside a place of employment, usually during a strike, to express grievance or protest and discourage entry by nonstriking employees or customers.
工会纠察员：通常在罢工期间，驻扎在工作单位外面的人或一群人，以表示不满或反抗，阻止非罢工雇员或顾客进入
A person or group of persons present outside a building to protest.
示威抗议者：驻扎在职业大楼之外进行示威的人或一群人
v.（动词）
pick.et.ed,pick.et.ing,pick.ets
v.tr.（及物动词）
To enclose, secure, tether, mark out, or fortify with pickets.
用尖桩围住：用木桩围住、固定、拴住、标出或固定住


To post as a picket.
派…担任前哨
To guard with a picket.
以哨兵防卫
To post a picket or pickets during a strike or demonstration.
派出纠察员：在罢工或示威期间设置一个或几个纠察队
v.intr.（不及物动词）
To act or serve as a picket.
担任纠察员

来源：
French piquet
法语 piquet
from Old French
源自 古法语
from piquer [to prick] * see pique
源自 piquer [刺，扎] *参见 pique

【引伸】
pick.eter
n.（名词）