specimen

1. N-COUNT A specimen is a single plant or animal which is an example of a particular species or type and is examined by scientists. (动植物的) 标本[usu with supp]

200,000 specimens of fungus are kept at the Komarov Botanical Institute. 20万个真菌标本被保存在科马罗夫植物研究所。

2. N-COUNT A specimen of something is an example of it which gives an idea of what the whole of it is like. 样本[usu with supp]

Job applicants have to submit a specimen of handwriting. 求职者必须提交一份笔迹样本。

3. N-COUNT A specimen is a small quantity of someone's urine, blood, or other body fluid which is examined in a medical laboratory, in order to find out if they are ill or if they have been drinking alcohol or taking drugs. (供检验用的尿液、血液等的) 抽样

He refused to provide a specimen. 他拒绝提供抽样。