noun 下载 🔗分享 有孔虫, Globigerina. Any of a large group of amoeboid protists, of the order Foraminifera, that are mostly marine. Examples : "Scientists study foraminifera found in ocean sediments to understand past climates. " 科学家研究在海洋沉积物中发现的有孔虫化石,以此来了解过去的气候。 organism biology ocean nature animal microorganism 与AI对话词汇游戏阅读练习