For example, it may require a PCR test 24 hours before travel.

例如，旅行前24小时可能需要进行PCR检测。

All right, if you come up positive for that, then you are going to get a PCR test which is the test we're talking about here.

，如果这样检测后，你的结果程阳性，之后你就会被拉去做核酸检测，这才是在美国这里经常说到的那个“检测”。

The first test I got was a PCR test which stands for Polymerase Chain Reaction.

我做的第一个测试是PCR测试，它就是聚合酶链反应。

It's a 10th as expensive as PCR, it's absolutely as accurate, and it's simple.

与 PCR 测试相比成本只有其十分之一，结果一样准确，而且用起来十分方便。

I just got a nose and a throat PCR test.

我刚刚做一个鼻咽拭子。

Standard PCR tests are the best tests for COVID-19 but they can't beat the dogs with the speed of the results.

准的PCR（聚合酶链式反应）检测准确率最高，但与狗相比，其检测结果要慢得多。

On diagnostics having the ability to give 10 million PCR tests a day.

在诊断时，我们得拥有每天进行一千万次核酸检测的能力。

Mullis had helped develop pcr in the 1980s; in 1993 he shared a Nobel prize.

穆利斯在20世纪80年代帮助开发聚合酶链反应技术; 1993年，他和伙伴共同获得诺贝尔奖。

The RT-PCR tests are currently slowing laboratories to a crawl.

RT-PCR检测已经妨碍实验室的工作进展。

Finally, viral DNA can be identified with PCR.

最后，PCR可以检测出病毒DNA。

She says Biden tested negative Tuesday via a PCR test.

她表，星期二的核酸检测呈阴性。

Now, the RT-PCR test may improve over time, but it's clear that chest CT had higher sensitivity early on in the disease for patients sick enough to present to hospital settings in China.

尽管RT-PCR的检测效能有望不断优化，但胸部CT在中国用于筛查COVID-19疑似病患时的敏感性明显要高得多。

A spokesman for the mayor says Adams, who was vaccinated, woke up Sunday with a sore throat, took a rapid test that came back negative, then took the more reliable PCR tests that came back positive.

市长的一名发言人说，已接种疫苗的亚当斯星期天醒来时喉咙痛，他进行快速检测，结果为阴性，随后又进行更可靠的PCR检测，结果为阳性。

China's strict virus control policies required residents in many Chinese cities to provide a negative PCR test result from within the past 72 hours to access public transport and enter stores, office buildings, and other public venues.

中国严格的病毒防控政策要求许多城市的居民乘坐公共交通工具和进入商店、办公楼和其他公共场所时，需提供72小时核酸阴性。

It adds that current PCR tests continue to detect Omicron, while further studies are still going on to understand how the Omicron variant will impact on available vaccines and treatments to COVID-19.

该组织补充表，目前的 PCR 测试能继续检测 Omicron，而进一步的研究仍在进行，以解 Omicron 变体将如何影响现有的疫苗和治疗新冠患者。

For example, Polymerase Chain Reaction or " PCR" tests, aim to replicate those segments of pathogenic DNA from a patient's sample so we have enough segments to detect in a well-equipped laboratory.

例如，聚合酶链式反应或简称为 PCR 测试，旨在从患者样本中复制致病 DNA 片段，以便我们有足够的片段在装备良的实验室中进行检测。

Standard PCR tests are the best tests for COVID-19 but they can't beat the dogs with the speed of the results. The pups are winning that by a nose.

准的聚合酶链反应（简称PCR）检测是新冠肺炎的最佳检测方法，但这种检测出结果的速度没有狗狗快。小狗以微弱优势获胜。

To develop a PCR test for a never-before-seen virus, researchers first sequence its genetic material, or genome, and identify regions that are unique to that specific virus.

要想为前所未有的新病毒 开发 PCR 检测，研究者首先要对其遗传物质， 即基因组，进行测序，并且识别出 这种病毒独有的基因片段。

International passengers need to take two PCR tests for COVID-19 within 48 hours of their departure, the second of which must be within 24 hours of their departure.

国际旅客需要在出发后 48 小时内进行两次新冠肺炎 PCR 检测，第二次必须在出发前 24 小时内进行。

The PCR code, however, can be used for 30 days offline since it's generated, which will save people the trouble of getting a new code for each test.

然而，聚合酶链反应代码自生成以来可以离线使用 30 天，这将节省人们为每次测试获取新二维码的麻烦。