The snake has been named silver boa because it is metal-coloured and the first specimen found was climbing a silver palm tree.
出自-2017年6月听力原文
It was fortunate that the family didn't try to dig up the fossil because that could destroy the specimen; they did the right thing by calling someone who would know what to do.
2019年12月四级真题(第二套)听力 Section C
柯林斯高阶英汉双解学习词典释义
N-COUNT
(动植物的)标本
A specimen is a single plant or animal which is an example of a particular species or type and is examined by scientists.
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.