hermaphroditic aquatic or terrestrial or parasitic annelids.
雌雄同体的水生陆生或寄生环节动物。
Discuss the metamerism of annelids and its advantages briefly.
浅谈环节动物身体得分节现象及其优点。
Annelids are soft, moist worms which have rings around their bodies.
环节动物是柔软、黏湿的蠕虫,身体周围有环节。
A similar enlargement in the digestive tract of annelids and insects.
消化器官环节动物或昆虫的消化道中的类似扩大部分
a similar enlargement in the digestive tract of annelids and insects.
环节动物或昆虫得消化道中得类似扩大部分。
Many molluscs and marine annelids have a trochophore larva in their life cycle.
在许多软体动物和海洋环节动物生活史中具有担轮幼虫。
Like annelids, they are hermaphroditic, containing both male and female sex organs.
他们像蠕虫一样,雌雄同体,共有雌、雄两种性器官。
The portion of the head in earthworms and other annelids that is situated anterior to the mouth.
口前叶,各种蠕虫和软体动物头部在口前方的部分。
hermaphroditic terrestrial and aquatic annelids having bristles borne singly along the length of the body
雌雄同体的陆栖和水栖环节动物,只在沿身体部位有鬃毛
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