swab

英 [swɒb]

美 [swɑːb]

n.  (医用的)拭子，药签; 用拭子对(人体)化验标本的采集
v.  用拭子擦拭; 擦洗，擦拭(地板等)

复数：swabs　过去式：swabbed　现在分词：swabbing　过去分词：swabbed　第三人称单数：swabs　

BNC.24580 / COCA.17891

牛津词典

noun

• （医用的）拭子，药签
  a piece of soft material used by a doctor, nurse, etc. for cleaning wounds or taking a sample from sb's body for testing
• 用拭子对（人体）化验标本的采集
  an act of taking a sample from sb's body, with a swab
  1. to take a throat swab
     用棉签从咽部采集化验样品

verb

• 用拭子擦拭
  to clean or remove liquid from a wound, etc., using a swab
• 擦洗，擦拭（地板等）
  to clean or wash a floor, surface, etc. using water and a cloth, etc.

柯林斯词典

• (医用)拭子，棉签，药签
  Aswabis a small piece of cotton wool used by a doctor or nurse for cleaning a wound or putting a substance on it.
• VERB (用拖把、抹布等)擦洗，擦拭
  If youswabsomething, you clean it using a wet cloth or a tool called a mop.
  1. I noticed a lone man in the cafeteria swabbing the floor as I passed.
     我路过时注意到一个男子独自在自助餐厅里拖地。

英英释义

noun

• cleaning implement consisting of absorbent material fastened to a handle
  Synonym:swobmop
• implement consisting of a small piece of cotton that is used to apply medication or cleanse a wound or obtain a specimen of a secretion

verb

• apply (usually a liquid) to a surface
  1. dab the wall with paint
  Synonym:dabswob
• wash with a swab or a mop
  1. swab the ship's decks
  Synonym:swob

双语例句

• You should never put a cotton swab or other object into the ear canal.
  千万别把棉拭子或其他东西塞进耳道。
• Comparison of mycoplasma culture for sputum and throat swab for diagnosis of mycoplasmal pneumonia in children
  咽拭子及痰液标本肺炎支原体培养对支原体肺炎诊断的影响
• Methods: To examine helminth eggs with Kato-katz, and examine pinworm eggs with anal swab method for3~ 7 years'children, then do statistics and analysis for the results.
  采用改良加藤厚涂片法检查肠道蠕虫卵和对3~7岁儿童进行肛拭法检查蛲虫卵，并对检查结果进行统计分析。
• Swab the wound with mercurochrome and mint and Hoffman's drops are among my favorite remedies.
  用药签在伤口上敷红药水薄荷精和霍夫曼药水也是我爱用的药。
• The report also noted a swab sample taken from the toilet of an infected resident had shown positive in the test for the coronavirus! Genetic material.
  报告亦指出在一位受感染居民的厕所取得的样本进行冠状病毒基因测验时，结果呈阳性反应。
• The device tests material collected from a quick swab of a person's throat.
  这种装置测试的物质是用棉签快速从人的喉咙处采集的。
• Therefore, if a resistor acquires surface films from careless handling or deposits from air contaminants, it should be cleaned with a foam-tipped swab and methanol.
  所以，如果由于不当的处理或空气污染物的沉积而在其表面形成薄膜，则应使用浸了甲醇的泡沫签来清洗。
• Only one false positive case was recorded with the oral gum swab test, proving 99.7% specificity.
  通过口腔分泌液检验只有一例假阳性，证明准确度99.7%。
• Where you going? We got decks to swab.
  你去哪儿？我们还要清洗甲板呢。
• Doctors may some day be able to accurately, rapidly, and non-invasively diagnose lung cancer with nothing more than a quick swab of the mouth, a new study suggests.
  新的研究提示，医生们有一天能用精确，快速，非侵入性的方法诊断肺癌，仅仅用口腔拭子试验而已。