名词
中文翻译：预排水
同义词：
['pre-flushing', 'pre-flushing', 'pre-flushing例句：1. Before the rain', 'we need to pre-drain the garden to prevent flooding.（雨前我们需要先排干花园里的积水，以防洪水。）']
例句：
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1. Before the rain, we need to pre-drain the garden to prevent flooding.
雨前我们需要先排干花园里的积水，以防洪水。
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2.The pre-drainage system helps to prevent soil erosion and maintains water quality.
预排水系统有助于防止土壤侵蚀并保持水质。
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3. During the construction phase, proper pre-drainage measures are essential for preventing water damage.
在施工阶段，采取适当的预排水措施对于防止水损至关重要。