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
So it's just you and me, Susan.
所以 这里只有你和我， Susan。
He cut his finger because he was careless.
他不小心割破了手指头。
He's not in his office at the moment.
他现在不在办公室里，