one of five biological categories: Monera or Protista or Plantae or Fungi or Animalia.
五种生物分类之一；无核原生物界、原生生物界、植物界、真菌界、动物界。
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。
Prokaryotes constitute the kingdom Bacteria (formerly the Prokaryotae).
原核生物组成细菌界（原先为原核生物界）。
inanimate matter [nature]
无生物 [无生物界]
soil an freshwater protozoa; cosmopolitan.
土壤和淡水原生生物的一科；分布于全世界。
Hydrogen Production by Raw Biomass Gasification in Supercritical Water with a Fluidization Bed System
原生生物质在超临界水流化床系统中气化制氢
The biological study of protozoans.
原生动物学对原生动物的生物性研究
The cerium as solid solute in steel is inclined to collect about cerium carbide.
钢中固溶的铈原子在铈碳化物界面区发生偏聚。
parasitic protozoa ecology
寄生原生动物生态学
World Wildlife Fund, WWF
世界野生生物基金会
Keeps great and small on the endless round
使世界万物生生不息
life, nature, etc seen in the raw
生活、 自然界等的原貌.
Protozoa (fossil)
原生动物门（化石）
a family of fossil protoctists.
化石原生生物的一科。
marine protozoan ecology
海洋原生动物生态学
Soil Nutrient and Microorganism as Well as Soil Enzyme Activity at Agroforestry Landscape Boundaries in Gully Region of the Loess Plateau;
黄土高原农林复合系统景观边界土壤养分、微生物和酶活性的研究
Industrialization Course of Bioconversion of Fuel Alcohol by Cellulosic Materials around the World;
世界各国木质纤维原料生物转化燃料乙醇的工业化进程
International Geosphere-Biosphere Programme (IGBP)
国际陆界生物圈方案