picket boat

英 美
  • n.哨艇
  • boat n.船;船型物v.划船;放于船上;乘船
  • picket n.尖木桩;前哨;纠察队;工会纠察员v.用桩围住;设置警戒哨;担任纠察员
Noun:
  1. a boat serving as a picket