pollution-free
英[pə'luːʃnfr'iː]
美[pə'luːʃnfr'iː]
- 无污染的
双语例句
- Respirators should only be removed when the wearer is in an area that is considered free of airborne hazards, including confirmed or suspected influenza patients.
呼吸防护口罩只能在无污染的环境中，包括无确诊或疑似流感病人的环境中摘除。
用法讲解
- pollution-free fuel 无污染燃料
- pollution free technology 无污染工艺
- pollution-free energy 无污染能源
- pollution-free engine 无污染发动机...
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