fluctuation income的用法和樣例：
例句
- The higher need for certainty of income would mean a lower tolerance for volatility.
越需要有穩定的收入的人，對波動(dòng)的容忍能力越低。 - For instance, during an economic downturn, fluctuations in income may compel parents to withdraw their children from school.
例如在經(jīng)濟衰退時(shí)期，收入的波動(dòng)可能迫使父母要小孩輟學(xué)。
