Closed-chain compound
[医] 闭链化合物
🧩 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
There's still an outside chance that he'll make it into the finals.
他打入决赛还有一线希望。
I'm going to call the employment agency for a job.
我将打电话给职业介绍所找一个工作。
He turned to the police officer.
他转过身对警官说