plank.tern.(名词)One of the minute organisms that collectively constitute plankton.浮游生物有机体:集合构成浮游生物的微小的有机体之一来源:Greek planktôr [wanderer] 希腊语 planktôr [游荡者] from planktos [wandering] * see plankton 源自 planktos [游荡] *参见 plankton