Closed chain series
[医] 闭链系
🧩 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
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
🗣️ 情景例句
Lovely weather for ducks.
这种天气至少鸭子喜欢。
Stereo set playing a record
放着唱片的立体声唱机
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。