They were thrilled to discover a perfectly preserved specimen of Roman pottery.
他们因发现了一件保存完好的罗马时代陶器而欣喜若狂。
But finding such a complete snake fossil is rare, with only a half-dozen well-preserved specimen from this period.
然而极少能找到这样完整的蛇化石，这一时期保存完好的标本只找到6件。
Jenny Haniver is the carcass of a ray or a skate which has been modified and subsequently dried, resulting in a grotesque preserved specimen.
它是一种鳐鱼的尸体，经过特别的处理和干燥后，变成了这种怪异的样子，还有人说它是美人鱼的标本。
The type specimens are preserved at Entomological specimen Room of Beijing Forestry University.
模式标本保存于北京林业大学昆虫标本室。
The mechanical behavior of the skull preserved for years is deferent from that of fresh specimen .
验证了保存数年的骨性头颅与新鲜尸体头颅标本在受冲击时的力学差异。
One specimen is even preserved in the birth canal.
一个样本是产道的完好的保护。
It is the most complete, best preserved, and, at 42 feet (12.8 meters), the largest T. rex specimen ever found.
它是最完整，最好的保存，并在四十二英尺(12.8米)，最大的暴龙标本的发现。
The skeleton specimen is white and beautiful, and can be preserved for a long time, so it is one of the most important material for researching and teaching.
骨骼标本洁白美观，并可长期保存，是开展关于动物的科研和教学的必备资料之一。
The skeleton specimen is white and beautiful, and can be preserved for a long time, so it is one of the most important material for researching and teaching.
骨骼标本洁白美观，并可长期保存，是开展关于动物的科研和教学的必备资料之一。
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