zero-emission
US /ˌzɪroʊ ɪˈmɪʃən/
UK /ˌzɪroʊ ɪˈmɪʃən/
1.
零排放, 无排放
producing no waste gases or other pollutants
:
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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。
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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。