income growth的用法和樣例：
例句
- The real income per person rose by about 10 per cent in the last two years.
每人在過(guò)去二年里的實(shí)際收入增長(cháng)了約百分之十。 - We can approximate the growth in total welfare of society as the simple weighted sum of the growth of income in each class.
把每個(gè)階層的收入增長(cháng)化為簡(jiǎn)單權數，我們可以估算出整個(gè)社會(huì )總福利的增長(cháng)。
