The specimen, complete with surrounding rock, had been on display for the past 50 years at a museum in Poland, but amazingly no one had spotted the footprint.

这个标本连同周围的岩石，在过去的50年里一直在波兰的一家博物馆陈列，但令人惊讶的是，从未有人发现这个脚印。

youdao

Significant stenosis and hyalinosis in small arteries were observed in the specimen of brain, skin, and muscle.

在大脑，皮肤和肌肉的标本中，发现小动脉有明显的狭窄和玻璃样变。

youdao

The specimen will become part of the museum's lepidoptera collection.

蝴蝶标本将会纳入博物馆鳞翅类目收藏。

youdao

"By applying this technology on top of another technology, it may help you to look differently at the specimen."

VOA: standard.2010.05.05

For more than a hundred years, it was the only specimen ever discovered of this dinosaur.

VOA: standard.2009.12.08

Everyone who knew about paleontology knew about this specimen because it was the only one.

VOA: standard.2009.12.08

The specimen was shipped to Texas, to be photographed for the Heritage catalogue, and then to New York.

NEWYORKER: Bones of Contention

Dr. Bour quickly concluded that the specimen came from Brazil, not Aldabra, and that gigantea was therefore no longer a valid name.

WSJ

He did not notice where the specimen was from, he told me.

NEWYORKER: Bones of Contention