Tra từ swab - Từ điển LongMan Dictionary

I. noun
EXAMPLES FROM CORPUS
▪ Earlier this month traces of Salmonella typhimurium were found in swabs taken from the hen house.
▪ Have each student dip a cotton swab in purple grape juice and rub it over the paper.
▪ He covered my newest wound with a swab of alcohol and a lozenge of gauze.
▪ He remembers the glass jars filled with cotton swabs, tongue depressors, latex gloves.
▪ It is later learned he might also be getting an alcohol swab as well.
▪ Rectal swabs were cultured for chlamydia.
II. verb
EXAMPLES FROM CORPUS
▪ After a Pap smear is done, the doctor simply swabs vinegar on the cervix and shines the blue-white light on it.
▪ As they leaned against a red brick wall, a portly prison system official swabbed at the sweat trickling into his collar.
▪ At Twentieth and Blake he saw a man swabbing a garbage truck.
▪ He studied her face as she cleaned the skin of the boy's right shoulder and swabbed a patch with alcohol.
▪ Isaac swabbed perspiration from above his haunted eyes with a rag he kept handy for cleaning the windshield.
▪ She sits in a soft curve at her easel, gently swabbing away three centuries from a grumpy London sky.
▪ There was no time for emotion as the blood was swabbed away and she concentrated on the badly gashed cheekbone.

swab

I. swab¹ /swɒb $ swɑːb/ noun [COUNTABLE]
[date : 1600-1700; Origin : Probably from early Dutch swabbe]
1. a small piece of material used to clean a wound or take a small amount of a substance from someone’s body in order to test it:
　 ▪ a cotton swab

2. a small amount of a substance that is taken from someone’s body with a swab in order to test it:
　 ▪ The doctor took a throat swab to check for infection.

II. swab² verb (past tense and past participle swabbed, present participle swabbing) [TRANSITIVE]
1. (also swab something ↔ down) to clean something using a large amount of water:
　 ▪ a girl who was swabbing the tiled floor with a mop

2. to clean a wound with a small piece of special material