Closed domain
[计] 闭域
🧩 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
It's a problem, isn't it?
这确实是个问题，不是吗？
I would like to go to town, Do you want to go, too?
我要去城里，你是不是也要去？
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。