Closed operation
[计] 闭运算
🧩 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
There is an emergency. Please send a fire engine.
这有火灾，请尽快派消防车来。
Sadness and gladness succeed each other.
悲喜互继，哀乐相续。
We might say that justice has been done when a man's innocence or guilt has been proved beyond doubt.
当某人被证据确凿地证明无罪的时候，我们也许会说正义得到了伸张。