zero-emission

US /ˌzɪroʊ ɪˈmɪʃən/
UK /ˌzɪroʊ ɪˈmɪʃən/
"zero-emission" picture
1.

零排放, 无排放

producing no waste gases or other pollutants

:
The city aims to have a fleet of zero-emission buses by 2030.
该市的目标是到2030年拥有一支零排放公交车队。
Electric vehicles are considered zero-emission at the point of use.
电动汽车在使用时被认为是零排放的。