To be very knowledgeable and articulate, often giving detailed explanations or answering extensively for every question asked.
这位学者知识渊博，每次研讨会他都能问十道百地回应听众的疑问，令人佩服。
This scholar is profoundly knowledgeable; in every seminar, he can answer the audience's questions extensively and articulately, which is truly admirable.
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