Noun:

1. carnivorous dinosaur of the Permian in North America having a crest or dorsal sail

Dimeckn.迪梅克dimen.一角硬币dimethyl polysiloxane grease二甲基聚硅氧烷酯dimethyl phenylethylcarbinol[化] 二甲基苯乙基甲醇Dimethoxymethylphenobarbital双甲醚苯比妥[抗惊厥药]dimethyltriazino acetanilide二甲基三连氮基乙酰替苯胺, 拒食胺dimethoxybenzeneacetonitrilen.二甲氧基苯乙腈dimethyl carbonate synthesis碳酸二甲酯合成dimethylol adipic acid amide二羟甲基已二酰二胺（耐洗的织物防皱活性树脂）dimethyl phenyl arsine oxide二甲苯胂化氧dimentionless quantity value无量纲值dimethyl-amino-methylene二甲基氨基甲叉

1. A sail-backed dimetrodon forages amid a Permian landscape in this artist's depiction.
   船帆支持的异齿龙牧草中二叠纪景观在这方面艺术家的写照。