At senior levels, only a quarter of professors are women, and black women make up less than 2% of all female academic staff.
在高级职称中，只有四分之一的教授是女性，黑人女性在所有女性学术人员中所占比例不到2%。
2
The productivity of US workers rose at its fastest pace in six years in the second quarter as employers cut staff costs, according to the labour department.
美国劳工部的数据显示，由于雇主削减员工成本，美国第二季度生产率出现6年来最大增幅。
3
Nursing staff levels are just a quarter of what they should be.