bottleneck

US /ˈbɑ:tlnek/

UK /ˈbɒtlnek/

C2 高級
n.名詞瓶頸
We are currently experiencing bottlenecks in production, resulting from a lack of spare parts

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為什麼美國夢不再向上發展? (Why the American dream no longer moves upward | Derek Thompson)

15:25為什麼美國夢不再向上發展? (Why the American dream no longer moves upward | Derek Thompson)