Plankton

['plæŋ(k)t(ə)n;-tɒn] or ['plæŋktən]

解釋/意思:

(noun.) the aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt water.

达伦編輯--From WordNet

解釋/意思:

n. pelagic animals collectively.

編輯:卡蒂