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pension
n. sum of money paid regularly by the State to people above a certain age and to widowed or disabled people, or by an employer to a retired employee养老金；抚恤金；退休金
Even hourly employees receive benefits such as pension contributions and medical insurance. 甚至小时工也能领取养老金和医疗保险等福利。
percentage
n. an amount expressed as if it is part of a total which is 100百分数；比例
The percentage of women students at the university has increased steadily. 大学里的女生比例有了稳定的增长。