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
I'm afraid i've brought you a lot of trouble.
恐怕我给你带来了不少麻烦。
You should take the advice of your teacher.
你应该听老师的话？
Once you have decided on your investment aims, you can then decide where to put your money.
一旦你的投资目标确立以后，你就可以决定你的钱投向何处。