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
I have a lost dog I'd like to bring to you.
我这儿有一只失散的狗，我想送来给你们。
These clothes are too short, they need to be let down.
这些衣服太短了需要去改一下。
a ticklish business which is achieved with the aid of two tame elephants roped to the captive on either side.
这是一件棘手的事，需要在它两侧拴上两头驯服的大象才能完成。