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1·Taking part time jobs in spare time can enrich one's experience.

在闲暇时间做兼职可以丰富一个人的经历。

2·Another function of the sadness and agony expressions is to enrich one's experience of what the loss has meant.

悲伤和痛苦表情的另一项功能在于充实一个人对失去所蕴含的经历。