noun 下载 🔗分享 微体化石,小型化石。 A microscopic fossil Examples : "The scientist studied the microfossil under a powerful microscope to identify the ancient marine organism. " 科学家用高倍显微镜研究了这些微体化石,试图辨认出古代海洋生物。 geology archaeology biology organism 与AI对话词汇游戏阅读练习