The first catalytic converters were called conventional oxidation catalysts.最初的转化器叫做常规氧化催化器.The air guards the catalytic converter from overload and possible resulting damage.空气防止了催化式排气净化器的过载及可能产生的损坏.It is known as catal...
他问金尼是否同意在洗礼之后小小地庆祝一下。He asked Ginny if she would consent to a small celebration after the christening.经历了前几个月许多令人沮丧的事情, 麦娜觉得现在该小小地享受一下生活了.After the depressing events of the last few months, Mina felt that it was time to ...