宇航员从月球带回了岩石标本。
Astronauts have brought back specimens of rock from the moon.
通过研究宇航员从月球上带回来的岩石标本，科学家们发现月球上稀少的水资源与地球水资源的化学成分并不相符。
Researchers studying rocks brought back by astronauts have found that the moon's scarce water has a different chemical signature than Earth water.
江明喜研究员则终于如愿找到一丛蛇足石杉。每人的塑料袋中，装着心仪的标本。
Researcher Jiang Mingxi finally found the cluster of Huperizia serrata he was looking for. Every one had their plastic bags filled with their favorite specimens.
一群宇航员探险家屈服于一个又一个神秘而可怕的力量而收集的标本在火星上。
A group of astronaut explorers succumb one by one to a mysterious and terrifying force while collecting specimens on Mars.
宇航员带回了月球岩石的标本。
方法：收集如下血标本：正常健康献血员30例，慢性乙型肝炎患者30例，慢性深度黄疸乙型肝炎患者60例。
Methods: Blood samples of following were collected: 30 healthy persons, 30 chronic viral hepatitis B patients, and 60 chronic hepatitis B patients with deep jaundice.
O’Connor博士和她的同事们发现的是在“小盗龙”标本的胃中发现的还没消化完的一种这些鸟类中的一员，目前还没确认的物种。
What Dr O'Connor and her colleagues have found is the remains of one of those birds, of an as-yet-unidentified species, in the stomach of a specimen of Microraptor.
病理收集员提取、收集、标注并保存患者的血液和其他标本，供实验室分析。
Extracts, collects, labels and preserves blood and other specimens from patients for laboratory analysis.
其他研究员则在试图从脂肪抽吸术标本中获取干细胞。
Other researchers have been trying to get stem cells from liposuction specimens.
标本剥制员与征税员有何不同呢？
What is the difference between a taxidermist and a tax collector?
税务员和动物标本剥制工的唯一区别是：后者会留下动物的皮。
The only difference between a tax man and a taxidermist is that the taxidermist leaves the skin.
税务员和动物标本剥制工的唯一区别是：后者会留下动物的皮。
The only difference between a tax man and a taxidermist is that the taxidermist leaves the skin.
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