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ball-cock supply valve /ˈbɔːlkˈɒk səplˈaɪ ˈvalv/ n

中文：浮球供水阀

中文 · 浮球供水阀Español · válvula de entradaFrançais · robinet flotteur à clapet
Meaning：Mechanism allowing or stopping the flow of water into the tank; it is activated by the float ball.
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