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
I came to spend some time with my favorite nephew.
我来是为了和我心爱的侄儿相聚一些时间。
I get up at 6 o'clock every day.
我每天在6点钟起床。
Reading is only a partial solution,
看书只能解决部分问题。