scrubber

• 形容某物很小、质量低劣或很差；也用来形容技能或地位低下的人。

Describes something that is small, inferior, or of poor quality; also used to describe a person of low skill or status.

1. B2formal

   Describing domestic animals that are of mixed or inferior breed, not selectively bred for specific traits.

   非纯种

   • The farmer kept a herd of scrub cattle on the pasture.
   • Scrub horses are often hardier but less valuable than purebreds.
   • They raised scrub chickens that were resistant to local diseases.

   同义词crossbredgradehalf-bredmongrel

   反义词purepurebredregisteredthoroughbred

• 名词，指用刷子清洁表面的人；也指用于强力清洁的硬毛短刷；还指从气体中去除杂质的装置。

A noun referring to a person who cleans surfaces with a brush, a brush with short stiff bristles for heavy cleaning, or a device that removes impurities from a gas.

1. Cleaning workerB1formal

   A person who uses a stiff brush to clean surfaces, such as floors or ship decks.

   清洁工

   • The scrubber worked diligently to clean the ship's deck.
   • A team of scrubbers was hired to polish the marble floors.
   • The industrial scrubber used a powerful cleaning solution.

   同义词charwomancleaner

2. Cleaning toolA2formal

   A brush with short, stiff bristles designed for heavy-duty cleaning tasks.

   硬毛刷

   • She used a scrubber to remove the stubborn stains from the pot.
   • The kitchen scrubber is perfect for cleaning grout.
   • He bought a new scrubber for the bathroom tiles.

3. Gas purifierB2formaltechnical

   A device that removes pollutants or impurities from a gas stream, often used in industrial settings.

   洗涤器

   • The factory installed a scrubber to reduce emissions.
   • Wet scrubbers are effective at removing sulfur dioxide from exhaust gases.
   • The scrubber system significantly lowered the plant's environmental impact.