基本解释adj.迟钝的；愚笨的同根派生 英汉例句用作形容词 (adj.)Spotting birds in thick forest is a tantalising business and, for a reporter with dull senses, it tips towards the frustrating.对一个感觉迟钝的记录者来说，在茂密的森林辨别中鸟类是件有挑战性的事情，常常令人沮丧。