Closed operator
[计] 闭算子
🧩 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
That is exactly what I wanted to talk to you about, Susan.
这正是我想要跟你谈的， Susan。
Nothing comes wrong to a hungry man.
饥不择食。
What happened before printing was invented?
印刷术发明以前是怎么一回事？