They also will study chemical and physical properties of the soil samples with a method called infrared spectroscopy.

VOA: special.2009.01.20

And when we do a simulation, we're pulling the samples from some distribution.

当我们写一个仿真程序的时候，我们就是从一些分布中进行了采样。

麻省理工公开课 - 计算机科学及编程导论课程节选

And they have free samples that are delicious.

那里还有免费试吃，很美味的。

Let's 实战 - SpeakingMax英语口语达人

The chip removed ninety-nine percent of the salt and other harmful substances from water samples.

VOA: special.2010.04.05

And here are the samples of the wavefunctions.

这是波函数的例子。

麻省理工公开课 - 固态化学导论课程节选

Researchers from the African Soil Information Service will study earth samples and rate them.

VOA: special.2009.01.20

And these samples are used for scientific purposes.

这些样本可以用于科学目的

耶鲁公开课 - 生物医学工程探索课程节选

To do that, Costello's co-lead researcher took samples of bacteria from mothers and babies immediately before and after birth.

VOA: standard.2010.06.30

Samples of dung will also be gathered, photographs taken, and acoustic instruments will record the animals' distinctive calls.

VOA: standard.2010.01.05

"A lot of British Colombia is known for that. We're giving away smoked salmon, oysters samples, all sorts of artisan foods and cheeses.

VOA: standard.2010.02.23

"We started investigating and doing water samples and found that we had a horrendous problem."

VOA: standard.2010.05.06

Following the study, Puerto Ricans from across the island and many living on the mainland had their DNA tested by submitting samples of their saliva.

VOA: standard.2010.04.05

Using samples from around Southeast Asia, Buckley and his colleagues saw this pattern in tree rings from recent years, when he could corroborate the rings with other historical climate information.

VOA: standard.2010.04.05