To see only a general outline or a glimpse, making it difficult to grasp the full picture or true nature of something; to have an incomplete view.
在这次短暂的访问中，我们只是不少概见，对当地的风土人情未能深入了解。
During this brief visit, we only got a superficial impression, unable to gain an in-depth understanding of the local customs and traditions.
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