asleep at the switch

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Neglectful of an important task, responsibility, or opportunity. idiomatic
    — His vote demonstrates that the people of Philadelphia are not asleep at the switch, are not indifferent to their political duties.

词源

Probably an allusion to the important responsibilities of a railway switchman.
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