Closed chain compound
[建] 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
Robbie, Robbie, remember me?
Robbie， Robbie，记得我吗？
Life is short and time is fleeting.
人生短暂，光阴易逝。
Bob tries another pop star. This time he has more difficulty in getting through.
鲍勃试着想请另一个流行歌星。但这次电话比较难打通。