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  1. slack off

    美式

    • ph.
      鬆勁;懈怠;減緩;變呆滯
    • 釋義

    片語

    • 1. 鬆勁;懈怠 Don't slack off in your studies. 不要荒費你的學業。
    • 2. 減緩;變呆滯 The train slacked off as it came into the station. 火車進站時將速度減慢了。