To humbly accept a subordinate position; to feel unworthy of the company of distinguished individuals while being present; to be honored to merely attend as a humble participant.
这次重要的研讨会，能有机会忝陪末座，聆听各位专家的真知灼见，我深感荣幸。
I feel deeply honored to have the opportunity to humbly sit at the lowest seat at this important seminar and listen to the profound insights of all the experts.
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