这具颅骨化石来自于一条长达50英尺（合15米）的上龙，它在2008年发现于挪威。
The fossil skull of a 50-foot-long (15-meter-long) pliosaur was found in Norway in 2008.
这种体型长达三英寸（约合7厘米）的水蛭长有巨大的牙齿，科学家因此借用霸王龙的称呼为其命名。
The up-to-three-inch-long (about seven-centimeter-long) leech has large teeth, like its dinosaur namesake Tyrannosaurus rex.
通过聚丙烯酰胺凝胶电泳技术与石蜡切片等技术研究了低温解除龙牙百合休眠过程中糖类物质的转化。
The transform of glucide in the course of the dormancy by low temperature was studied in the paper in paraffin section and polyacrylamide gel electrophoresis.
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