Dull-eyed and slow-witted, indicating a vacant or unresponsive gaze and a lack of alertness.
他总是迟眉钝眼地看着前方，对周围发生的事情毫无察觉
He always looked ahead with a dull and unresponsive gaze, completely unaware of his surroundings.
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Dull-eyed and slow-witted, indicating a vacant or unresponsive gaze and a lack of alertness.