He suspects that further sampling in Europe may uncover yet more cryptic types of worms, species that look identical but are indeed separate on a genetic level.
他揣测，在欧洲进一步取样可能会发现更多的蠕虫隐性品种，这些物种外观相同，但在遗传水平上确实是各不相同的。
Before leaving, the scientists decided to test the equipment they would use to detect airborne nitryl chloride on the cruise by sampling the air in Boulder, a mile above sea level.
离开之前，科学家们决定通过抽样检测海拔一英里的博尔德市的空气，对在旅程中将会用来检测空气中硝基氯含量的设备进行检验。
To improve the performance and lower the storage requirements of this routine, the estimation can be based on a subset of the data using extremely fast sampling on the page level.
为了改进性能并降低例程的存储要求，估算可使用页面级的极快速取样基于数据的一个子集。
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