Anionically polymerized polybutadiene
[化] 阴离子催化聚丁二烯; 有规立构聚丁二烯
🧩 词语组成解析
a. 聚合的\\nv. （使）聚合( polymerize的过去式和过去分词 )
[机] 聚丁二烯
🗣️ 情景例句
Have you ever been to Nanjing?
你曾去过南京吗？
Dad is welcoming uncle Bob.
老爸去迎接鲍勃叔叔。
While on a walking tour with his wife,
一次，他与妻子徒步旅行。