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
He said they need a new book of photographs,
他说他公司需要一本新的摄影集，
I'm going to show him how to write.
我正要指点他如何写字。
'I will take an interest in this or that.'
我会对这个或那个发生兴趣。