| 释义 |
PCR test
noun[ C ]
uk /ˌpiː.siːˈɑː ˌtest/ us /ˌpiː.siːˈɑːr ˌtest/
a test in which a sample is tested in a laboratory (= a place where scientific tests are done) by copying a particular piece of DNA many times so that the DNA can be examined in detail. PCR is an abbreviation for polymerase chain reaction: 聚合酶链式反应检测（polymerase chain reaction的缩写）
If you think you may have COVID-19, you should take a PCR test.如果您认为自己可能感染了新冠，那应该去做个核酸检测。
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lateral flow test
With PCR tests, DNA is extracted from a sample, mixed with special chemicals and put into computerized machines that make thousands of copies of the DNA.
The PCR test can be run on nasal or throat swabs.
The PCR test for HPV DNA could not be performed due to inadequate liver tissue.
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