Definition: to move to a lower level, or cause something to move to a lower level Level: B2
洪水地区的水位终于开始下降了。
The water level in the flooded region has finally begun to ___drop.
房子后面的土地急剧下降。
The land ___drops sharply behind the house.
由于经济衰退，我们不得不降低价格。
We've had to ___drop our prices because of the recession.
