English中文EspañolFrançais
bleeder valve /ˈbliːdə ˈvalv/ n

中文：排气阀

中文 · 排气阀Español · válvula de purgaFrançais · purgeur
Meaning：Mechanism for releasing air that occasionally accumulates at the top of the radiator.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Column radiator

‹ Browse all scenes