Closed interval
[计] 闭区间
🧩 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 gave me the cold shoulder.
她对我冷淡。
Ellen liked to smell her mother's cooking, when she came home.
艾伦回到家来，喜欢闻一闻母亲做的菜。
Why do you say that?
你为什么这样说？