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
but I'm happy being a photographer.
但我乐于当一名摄影师。
He might not be here.
他可能不在这儿。
They also have fish and chip shops in Australia, but there are not so many in the USA.
澳大利亚也有炸鱼和土豆片，而在美国却没有那么多。