smokeless
adjective /ˈsməʊkləs/
/ˈsməʊkləs/
[usually before noun]- able to burn without producing smoke
(燃烧时)不产生烟的,无烟的 - smokeless fuels
无烟燃料
- smokeless fuels
- free from smoke
不冒烟的;无烟的 - a smokeless zone (= where smoke from factories or houses is not allowed)
无烟区(禁止工厂或家庭使用有烟燃料的地区)
- a smokeless zone (= where smoke from factories or houses is not allowed)