n.降低定额值，降级...

derating的音标：derating的英式发音音标为：[di:'ratɪŋ]derating的美式发音音标为：[di'ratɪŋ]...

It implied a huge derating of shares.这表明了股票的大幅贬值.After derating the burden and tax, how does the family business income increase?在“减负免税”后农民经营性收入如何增长?...