Closed-circuit system
[电] 闭路系统
🧩 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 are your goals?
你有什么目标？
A man has his hour, and a dog has his day.
人有称心时，狗有得意日。
The man lay on the road. Luckly, he was not badly hurt. But he could not move.
他躺在路上。幸好他伤得不重。但他不能动。