上龙

上龙被认为是一种埋伏型猎食者，使用它们巨大的鳍状肢发动凶猛的进攻。

Pliosaurs are thought to have been ambush predators , using their giant flippers to launch ferocious attacks .

在海洋中充满庞大的食肉动物的那个时期，上龙是它们的霸主。

Pliosaurs were the top marine predators during a time when the oceans were teeming with large , meat-eating reptiles .

无论如何，另一种上龙的种类在昨年也被发现了。

Another pliosaur specimen was also found last year , however .

既然上龙是爬行动物，具有较低的新陈代谢，它们很有可能在每次进食后会休息很长一段时间。他说。

Since pliosaurs were reptiles , which have slow metabolisms , they probably had long breaks between meals , he said .

在春天，人们会在家里放上龙的标志，可能是龙形雕塑（尤其是玉雕的龙），也可能是一幅关于龙的画。

During the spring time , homes may have the symbol of the dragon in the form of a statue , particularly one made of jade , or a painting of a dragon .

通过对各类载体上龙形象的归纳整理，发现各类载体上龙形象的异同以及这些异同的成因。

All types of carriers on the dragon image analyzed to discover the similarities and differences between various types of vector image of the dragon , and the causes of these similarities and differences .