释义 |
step down objstep obj down v adv [M]to reduce减少Production of this model of car is being stepped down.这种型号汽车的产量正在减少。The doctor has said that I can start stepping my medication down in a few days'time.医生说我能在几天后开始减少药量。This device is used for stepping down voltage.这装置是用来降低电压的。
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