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
No charge for the cleanup.
清洗不用付费。
Long absent, soon forgotten.
长久不在的人，很快被忘怀。
Without it, nothing could ever be brought to a conclusion; everything would be in state of chaos.
不准时将一事无成，事事都会陷入混乱不堪的境地。