Closed chain series
[医] 闭链系
🧩 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
Hi. What can I do for you?
嗨 。我能帮你吗？
Would you mind closing the window for me?
能帮我关一下窗户吗？（你介意关下窗户吗？）
No, I think it is going to be mailed to your local branch.
不，寄到分社。