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
Did you bring me what I ordered?
你拿来的是我所点的吗？
If it is left too long, it begins to give off a bad smell.
假如把它放得太久了，它就会开始发臭。
Then they wake up their parents, calling: Merry Christmas!
然后去吵醒他们的父母亲，对他们说“圣诞快乐！”