ratchets

常见例句

用作名词 (n.)

• A ratchet allows a heavy weight to be raised in short successive stages.
  棘轮可在简短连续的步骤内就把一个重物抬高。
• In a computer, the games are played 100 times, mimicking a ratchet with many teeth.
  在计算机中，这个游戏进行100次，以模拟有许多齿的棘轮。

用作动词 (v.)

• Smoking and alcohol ratchet up the damage several more notches.
  吸烟和喝酒加深了这种损伤。
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