释义 |
cleanlyadverb /ˈkliːnli /1Without difficulty or impediment; smoothly and efficiently: he vaulted cleanly through the open window...- Using sharp pruners, cut the stems cleanly where they meet larger branches.
- The chemical industry is under pressure to reduce its impact on the environment and to run its operations as cleanly and efficiently as possible.
- Only the distance of history lets us believe that such events are ever carried out cleanly and efficiently.
2In a way that produces no dirt, noxious gases, or other pollutants: the engine burns very cleanly...- The additive makes petrol burn more cleanly, so air pollution is reduced.
- It burns very, very cleanly in the engine, so it improves emissions in the overall environment a lot.
- Burning cleanly with no pollutants, this may be an answer the energy sucking economy is looking for.
adjective /ˈklɛnli / (cleanlier, cleanliest) archaicHabitually clean and careful to avoid dirt: some plain but cleanly country maid Origin Old English clǣnlīce (adverb), clǣnlīc (adjective): see clean, -ly1, -ly2. Rhymes eco-friendly, user-friendly queenly |