点击下方单词,选择对的这个单词
点击下面链接下载与本句相关的学习资源，包括PDF教材和音频练习，方便课后复习：
1. (尤指政治或国际事务中的)团结一致，相互支持If a group of people show solidarity, they show support for each other or for another group, especially in political or international affairs.
1. a union of interests or purposes or sympathies among members of a group
多通过句子记忆单词，而不是单独死记硬背。
