a feeling of pleasure that one experiences after doing or achieving what one really desired
满足
a situation or a chance where doing or achieving something particular becomes possible or easier
机会
a retirement savings plan in which an employer or organization contributes money on behalf of its employees, to be used to provide income to those employees during their retirement years
养老金计划
the right to act, say, or think as one desires without being stopped, controlled, or restricted
自由
(of a country, region, etc.) the state of being independent and free from external control
自主权
an extra benefit, advantage, or privilege that one receives in addition to one's salary due to one's job
福利
the surroundings or conditions in which a person, animal, or plant lives or operates
环境
requiring significant effort, skill, or determination to overcome or accomplish successfully
挑战性的