单词学习：picket 名词/动词
picket
/ˈpɪkɪt/
n. 纠察队；哨兵；尖木桩；抗议者 v. 设置纠察线；派……担任纠察；用尖桩围住
The workers formed a picket line outside the factory, and Mr. Gu, their teacher, joined them to show his support.
工人们在工厂外组成了纠察线，他们的老师顾先生也加入其中以示支持。
单词卡片
卡片已就绪
