pinpoint creatures.

• 微生物

pinpoint creatures.的用法和样例：

例句

1. A drop of ditch-water harboured a whole community of innumerable tiny creatures.
   一滴污水中藏有各种难以计数的微生物。
2. Countless billions of minute sea creatures and plants lived and sank to the seabed.
   难于计算海洋微生物生活和畅游在海底。