polygnathus
基本解釋
- 頜部寄生胎
英漢例句
- The Devonian Famennian Condonont fossils which include Palmatlepis gracilis gracilis, P. gracilis sigmoidalis, and Polygnathus germanus are discovered for the first time in the Changjiang area of Hainan Island.
在海南島昌江地區(qū)首次發(fā)現(xiàn)泥盆紀(jì)法門期牙形刺 Palmatolepis gracilis gracilis;P.