blind alley
noun [ C ] uk/ˌblaɪnd ˈæl.i/ us/ˌblaɪnd ˈæl.i/
死胡同；绝境
a situation or method that is not effective or will not produce results
This sort of thinking just seems to be leading us up/down a blind alley. 这种想法似乎只会将我们引入死胡同。
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