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
Sorry to hear that, Lillian.
很遗憾听到这个， Lillian。
Who is the mayor of this city?
谁是这城市的市长？
Just pencil in the changes and we'll retype it.
修改的地方请用铅笔，我们会重打。