protoctista
基本解释
- n.始生类
英汉例句
- The Eukarya contains four kingdoms, the Animalia, Plantae, Fungi, and Protoctista.
真核生物界包括4个界：动物界、植物界、真菌界和原生生物界。 - Diatoms A phylum of the protoctista whose members are unicellular algae found in freshwater, the sea, and soil.
硅藻：一类藻类植物。藻体一般为单细胞，有时集成群体。普遍分布于淡水，海水以及土壤中。 - Algae (sing. alga) A large mixed group of photosynthesizing eukaryotic organisms, now usually placed in the kingdom Protoctista.
藻类：一大类能够进行光合作用的真核生物，现在隶属于原生生物门。 - In the modern Five Kingdoms classification, certain funguslike organisms that were previously considered to be fungi, are now assigned to phyla in the Kingdom Protoctista.
在现代五界分类系统中，一些霉菌有机体，以前被认为是真菌，现在将其分为原生生物界中的一门。 - Any of the eukaryotic, unicellular organisms of the former kingdom Protista, which includes protozoans, slime molds, and certain algae.The protists now belong to the kingdom Protoctista, a new classification in most modern taxonomic systems.
原生生物原生生物界中的真核单细胞有机体中的任何一种，包括原生动物、粘菌和某些藻类原生生物现在属于原生生物界，它是大多数现代分类系统中的一个新的类别