Vinyl polymerization
[化] 烯类聚合
🧩 词语组成解析
n. 乙烯基\\n[化] 乙烯基
n. 聚合\\n[化] 叠合反应; 聚合; 聚合反应
🗣️ 情景例句
What are you doing?
你在干什么？
What day is it today?
今天星期几？
Last summer I spent days in the garden watching thousands of ants crawling up the trunk of my prize peach tree.
去年夏天，我花了好几天时间站在花园里观察成千只蚂蚁爬上我那棵心爱的桃树的树干。