emission free
US /ɪˈmɪʃ.ən friː/
UK /ɪˈmɪʃ.ən friː/
形容词
零排放, 无污染
not producing any harmful gases or pollutants
示例:
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The company is committed to developing emission-free vehicles.
该公司致力于开发零排放汽车。
•
Our goal is to achieve an emission-free energy system.
我们的目标是实现零排放能源系统。