Closed heater
[建] 封闭加热器
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
🗣️ 情景例句
Sam, would you come in, please?
Sam，请进来一下， 好吗？
Patience is a virtue.
忍耐是一种美德。
Thanks very much. Granny, the hospital is not very near.
非常感谢。老大娘，这家医院有点远。