To go somewhere without prior knowledge or a specific goal, but to return having gained valuable experience, knowledge, or something substantial.
此次交流学习，大家抱着虚往实归的心态，认真听讲，积极提问，收获颇丰。
During this exchange and study program, everyone approached it with a "go empty-handed, return full-handed" mindset, listening attentively, asking questions actively, and gaining a great deal.
Era:
Ancient
Frequency:
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