noun 下载 🔗分享 社会底层,下层阶级 The poorest class of people in a given society. Examples : "The underclass struggled to afford basic necessities, facing food insecurity and limited access to healthcare. " 社会底层的人们难以负担基本生活必需品,面临着食物短缺和医疗资源匮乏的困境。 society economy politics human 与AI对话词汇游戏阅读练习