overflow drain 中文意思是什麼
overflow drain
解釋
溢漏-
An overflow pipe is a stainless steel or hard plastic tube fitted with a rubber stopper that is inserted into the drain of a sink to maintain a constant water level
這種裝置指的是一種硬塑料或不銹鋼的管，它配有一個橡膠頭，用來堵住下水池，以便保持水位。
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