Precipitation polymerization
[化] 沉淀聚合
🧩 词语组成解析
precipitation
[prɪ'sɪpə'teʃən]
n. 匆促;沉淀;（雨等）降落;某地区降雨等的量;
pre 前缀,表示….前的,预先#词根助记：pre+cipit头→ation→落在前头→降落,下降
n. 聚合\\n[化] 叠合反应; 聚合; 聚合反应
🗣️ 情景例句
with Admissions at Columbia University.
与Columbia大学的招生人员。
He that would command must serve.
欲做先生，先做学生。
To her horror he said that she was two hours too soon.
搬运工说她早到了两个小时，她听后大吃一惊。