Astronauts have brought back specimens of rock from the moon.
宇航员从月球带回了岩石标本。
They were fine specimens of British youth!
他们堪称英国青年的优秀代表！
How do we collect plant specimens?
我们可以怎样采集植物标本？
Where can we get animal specimens?
我们可能在哪里得到动物标本？
All that remains now are museum specimens.
现在仅剩下博物馆里的标本。
Specimens of each picture, it is time.
每一张照片，都是时光的标本。
The key procedure is taking specimens.
用于眼科关键是取好标本。
These hardy specimens require no sleep.
这个亚种体格强健，无需睡眠。
There are so many flower specimens here.
这里有这么多花的标本啊。
We should not collect too many specimens.
我们不应该采集太多标本。
The specimens fall into three categories.
标本被分作三类。
Some specimens are kept in the Beijing Zoo.
这些品种保存在北京动物园里。
He has a collection of rare insect specimens.
他收集了很多稀有昆虫的标本。
Today I brought a few specimens for you to see.
今天，我带了一些品种给你们看。
There are some butterfly specimens in the museum.
那家博物馆里有一些蝴蝶标本。
Method: Field investigation and specimens study.
方法：实地调查和标本查阅。
What tools do we need to collect plant specimens?
我们收集植物标本要用什么工具？
The astronauts brought back specimens of moon rock.
宇航员带回了月球岩石的标本。
My brother has a large collection of insect specimens.
我兄弟收集了大量昆虫标本。
What are you doing? These specimens are very delicate!
你在这做什么？这些标本是非常微妙的！
Specimens have been taken and tests are being conducted.
已采集标本并且正在进行检测。
After collecting plant specimens, we should preserve them.
采集完植物标本后，我们应当保存它们。
Unsurprisingly, experience is the key to picking the best specimens.
理所当然，经验才是选取最佳肉样的关键。
Successful isolation of the virus from these specimens was also reported.
还报告了从这些标本中成功分离出该病毒。
Successful isolation of the virus from these specimens was also reported.
还报告了从这些标本中成功分离出该病毒。
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