Closed set
[计] 闭集
🧩 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
set
[sɛt]
vt. 放置，安置;使处于某种状况;设置;摆放餐具;
vi. 落山;出发;凝结;
n. 一套，一副;集合;布景;电视机;
adj. 固定的;位于…的;顽固的;安排好的;
🗣️ 情景例句
Lacks courtesy is ill-mannered.
不礼貌，举止不当。
It gets in around 11:45.
大约11点45分到。
She said she couldn't make up her mind. She said she would have to ask her future husband.
她说她还拿不定主意。她说她得问问她的未婚夫。