处于30到40岁这个年龄段的人常常面临巨大的事业和家庭压力。

People in the 30 to 40 ___bracket often face significant career and family pressures.

拟议的减税政策针对的是中等收入阶层。

The proposed tax cuts are aimed at the middle-income ___bracket.

调查结果是通过将参与者划分到不同的年龄组来进行分析的。

The survey results were analyzed by dividing participants into different age ___brackets.