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
we need to have our own place to live.
我们应该有自己的房子。
He likes playing ping-pong.
他喜欢去打乒乓球。
The boys felt tired so they put out the fire and crept into their tent.
于是他们扑灭了篝火，钻进了帐篷。