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  1. knock out

    • ph.
      make a person unconscious, typically with a blow to the head;knock down a boxer for a count of ten, thereby winning the contest
    • 釋義

    片語

    • 1. make a person unconscious, typically with a blow to the head
    • 2. knock down a boxer for a count of ten, thereby winning the contest
    • 3. work so hard that one is exhausted
    • 4. astonish or greatly impress someone
    • 5. defeat a competitor in a knockout competition
    • 6. destroy, damage, or disable a machine or piece of equipment
    • 7. produce work at a steady fast rate
    • 8. empty a tobacco pipe by tapping it against a surface