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
It's nice to see you again.
再次见到你，真是太好了。
My hobby is collecting coins.
我的嗜好是收集硬币。
What colour are you going to paint it?
你打算把它漆成什么颜色？