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counterweight

C2 noun

counterweight nghĩa là đối trọng

Các nghĩa

  1. đối trọng

    A heavy mass of often iron or concrete, mechanically linked in opposition to a load which is to be raised and lowered, with the intent of reducing the amount of work which must be done to effect the raising and lowering. Counterweights are used, for example, in cable-hauled elevators and some kinds of movable bridges (e.g. a bascule bridge).

    When the elevator goes up, the counterweight goes down.

  2. đối trọng

    A counterbalance.

    figuratively

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