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
with onion and french fries.
附加洋葱和炸薯条。
The restaurant doesn't open until seven forty-five.
饭馆要到七点四十五分才开门。
When the grace peroid expires, the contract is annulled.
当这个宽限期届满，你仍未执行合同的话，该合同就终止了。