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
Will you get into the school?
你会被录取吗？
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
He told him he had better return it or he would call the police.
告诉他最好把羊交还，否则就去叫警察。