Precipitation fractionation
[化] 沉淀分级
🧩 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. 分别, 分馏法\\n[化] 分级; 分馏; 分凝
🗣️ 情景例句
Now, tell me, what's the problem?
啊， 告诉我 有什么问题？
Payday is here again.
又到了领薪水的日子了。
He discovered that there was a group in the east of the country that shared the same family name - Kinte.
他发现在该国的东部有一个家族都姓肯特。