Closed universe
闭宇宙
🧩 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
What's your regular practice concerning terms of payment?
你们常用什么付款方式？
Keeping is harder than winning.
创业不易，守业更难。
When a passing tanker rescued them five days later,
5天后，一条油轮从那儿路过，搭救了他们。