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
Television is the most powerful tool of persuasion that man has ever created.
电视是人类所创造的最有威力的游说工具。
Some of our customers have recently expressed interest in your woolen carpets and inquired about their quality and prices.
目前我们的一些客户对你们的纯毛地毯颇有兴趣，并询问其质量和价格。
Our manufacturing costs have gone up too much.
我们的制造成本增加太多了。