To store up one's abilities or talents and wait for the opportune moment to display them; to prepare oneself for a future opportunity.
他一直在默默学习和积累经验，希望有一天能藏器待时，为团队做出更大的贡献。
He has been quietly studying and accumulating experience, hoping that one day he will be able to store up his talents and await the opportune moment to make a greater contribution to the team.
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