Eutawn.尤托(在美国；西经 87º53' 北纬 32º51')EUabbr.欧盟(=European Union)Euiptic Operator椭圆型算子euteetic carbide共晶碳化物Euastrum ansatumn.具柄凹顶鼓藻eutectic bonding共熔焊Euplotes elegans华美游仆虫eukaryotic cells真核细胞Euphorbia peplusn.南欧大戟Euplectes ardensn.红领寡妇鸟(文鸟科)Eudorina elegansn.空球藻Euglena tibetican.西藏裸藻