Branched chain compound
[机] 支链化合物
🧩 词语组成解析
a. 分枝的；枝状的；有枝的
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
He looked up at me.
他仰头看我。
How nice. Where were you exactly?
太好了，那你究竟去哪儿啦？
I believe we should buy the smaller one.
我认为我们应该买较小的机子。