catalytic converter
柯林斯詞典
1. N-COUNT A catalytic converter is a device which is fitted to a car's exhaust to reduce the pollution coming from it. 催化轉(zhuǎn)化器
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1. N-COUNT A catalytic converter is a device which is fitted to a car's exhaust to reduce the pollution coming from it. 催化轉(zhuǎn)化器