China has been described as an 'emerging economic powerhouse'.
中国被称为“崛起中的经济强国”。
《牛津词典》
Nigeria is the most populous African country and an economic powerhouse for the continent.
尼日利亚是非洲人口最稠密的国家，也是非洲大陆的经济强国。
《柯林斯英汉双解大词典》
Glasgow's year as European capital of culture can certainly be seen as one of a complex series of factors that have turned the city into the powerhouse of art, music and theatre that it remains today.
