double action

短语

词形变化

double actions 复数

释义与例句

n.
  1. 1.

    A trigger mechanism requiring a single pull to both cock and fire.

    工程 政治 军事

    Some prefer a double action because it seems more foolproof in the heat of the moment when someone might not be thinking calmly.

adj.
  1. 1.

    Requiring only a trigger pull to both cock and fire.

    工程 政治 军事