microscopic
- adj. 微观的;用显微镜可见的
考试真题
- These microscopic layers of deposits containing bacteria are known as biofilms and they are found on most surfaces and objects.
2018年12月四级真题(第三套)阅读 Section B
- They found fossils of microscopic marine plants which suggest that the region was once open ocean not solid ice.
出自-2010年12月听力原文