Alternating copolymerization
[化] 交替共聚; 交替共聚合
🧩 词语组成解析
a. 交互的\\n[医] 交替的
n. 共聚作用, 异分子聚合\\n[化] 共聚; 共聚反应
🗣️ 情景例句
Hi, I'm Mary.
嗨，你好，我叫玛丽。
I am Chen Jianguo. I am from Shanghai, China.
我叫陈建国，来自中国上海。
Anthropologists wondered where the remote ancestors of the Polynesian peoples now living in the Pacific Islands came from.The sagas of these people explain that some of them came from Indonesia about 2,000 years ago.
其中一部分是约在2，000年前从印度尼西亚迁来的。