名词
中文翻译：水位下降的量同义词
同义词：
['water level decrease', 'water level drop']
例句：
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1. The reservoir has been drained to a lower level than before.
水库的水位比之前低。
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2. The river's water level has decreased due to the drought.
由于干旱，这条河的水位降低了。
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3. The pumping station reduced the water level in the lake by 5 meters.
抽水站将湖中的水位降低了5米。