swab

音標(biāo)發(fā)音

The device tests material collected from a quick swab of a person’s throat.
這項(xiàng)裝置檢測從一個(gè)病人喉嚨里用棉棒粘取的物質(zhì)(以咽拭子為檢測標(biāo)本)。
However, standard swab tests have proved unreliable in severe cases, says Kumar, possibly because the viral infection is deep in the lungs rather than in the throat.
然而據(jù)庫馬爾醫(yī)生說，事實(shí)上在一些重癥病例中，普通的口腔拭子檢測并不可靠。這可能是因?yàn)楸敬蔚募琢鞑《靖矚g感染肺部深層而不是咽喉部。
In five to 10 years, he expects advancements in genomics -- the ability to use a person's genetic code found in a cheek swab to measure his or her risk of developing diseases such as Alzheimer's.
五到十年，基因組學(xué)會(huì)有突破—用人頰拭子的基因編碼來檢測其易患阿爾茨海默病的危險(xiǎn)程度。

You break an internal vial and then rub the swab over the object for thirty seconds.
NPR: Do Home Lead-Testing Kits Work?
Her students drill core samples and swab the walls with Q-Tips, daubing them onto petri dishes.
FORBES: Cave Woman

a small piece of soft material used for cleaning a cut or for taking a small amount of substance from a body, or the substance itself that can then be tested
(WASH) to wash a surface, especially the open, flat areas of a ship, with a wet cloth or mop
(MEDICINE) to clean a cut or take a small amount of substance from a body using a small piece of soft material

A swab is a small piece of cotton used by a doctor or nurse for cleaning a wound or putting a substance on it.