Chain extension
[化] 链伸长
🧩 词语组成解析
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 don't usually listen to the weather. They never get it right!
我不怎么听天气预报。他们总报不准。
Beyond this ocean lies the rich subcontinent of India.
海的那一边有富饶的印度次大陆。
It was obvious that he was very embarrassed.
显然他感到很尴尬。