黄瓜是一种雌雄同株的植物，同一植株上既有雄花也有雌花。

Cucumbers are ___monoecious plants, bearing both male and female flowers on the same individual.

蚯蚓是雌雄同体的生物，每条蚯蚓都能产卵和产生精子。

Earthworms are ___monoecious, each individual can produce both eggs and sperm.