Chain initiator
[化] 链式反应引发剂
🧩 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;
initiator
[i'niʃieitə]
n. 创始人;发起人;传授者;教导者;
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
Come to see me tomorrow if it is convenient to you.
你如果方便的话，明天来看我。
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！