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
You can sing a lot more clearly than I can.
你能比我唱得更清晰。
Do you have change for a twenty-dollar bill?
你付了一张20美元帐单了吗？
I shall not have you killed.
我将不处死你。