allosaur

n.late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus

同义词：allosaurus

1. The allosaur was a fearsome predator during the Jurassic period.
   异特龙是侏罗纪时期一种令人畏惧的掠食者。
2. Scientists discovered a well-preserved allosaur fossil in North America.
   科学家在北美发现了一具保存完好的异特龙化石。