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
She said she'll call back?
她说过她会打电话回来？
He is likely to do something wrong.
他可能会做坏事。
His previous attempts had been unsuccessful.
他以前的尝试没有成功。