名词短语
中文翻译：准永久低水位
同义词：
['quasi-permanent low', 'quasi-permanent water level例句：1. The reservoir is at a quasi-permanent low level due to the heavy rainfall.（由于大雨，水库的水位已经降到了准永久低点。）2. The floodwaters have reached a quasi-permanent low point in the river.（洪水已经到达了河流中的准永久低点。）']
例句：
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1. The reservoir is at a quasi-permanent low level due to the heavy rainfall.
由于大雨，水库的水位已经降到了准永久低点。
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2. The floodwaters have reached a quasi-permanent low point in the river.
洪水已经到达了河流中的准永久低点。
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3. The construction of the new bridge will bring about a quasi-permanent low in traffic flow.
新桥梁的建设将带来交通流量的准永久下降。