拼音:dù n dā o qē w ù
解释:钝刀不快,切东西费事。比喻办事方法不对,就会事倍功半。
单字解释: 钝 刀 切 物
A dull knife is not fast, and it takes a lot of trouble to cut things. Metaphor: if you do things in a wrong way, you will get twice the result with half the effort.
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