释义 |
charcoal filter noun[ C ] uk /ˌtʃɑː.kəʊl ˈfɪl.tər/ us /ˌtʃɑːr.koʊl ˈfɪl.tɚ/ a device that contains a layer of charcoal(= a hard, black substance similar to coal) that removes unwanted substances from a liquid or gas that passes through it: The only masks that work really well are the ones with charcoal filters. She keeps a bottle of water with a charcoal filter cap in her refrigerator. I have to run our tap water through a charcoal filter before we can drink it. We were each given a gas mask made from chemical-resistant rubber with a charcoal filter to absorb harmful fumes. All the air in the building is passed through a charcoal filter. SMART Vocabulary: related words and phrases Straining & filtering devices air filter butter paper coffee filter filter filter bed filter paper funnel greaseproof paper HEPA filter hopper parchment paper salad spinner sieve sifter skimmer strainer tea strainer water filter wringer |