Precipitation reaction
[医] 沉淀反应
🧩 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
🗣️ 情景例句
The question is,
问题是，
The problem is that my boss says he can't keep my job open for me.
可问题是老板说他无法继续保留我的工作。
Did you have a good journey?
你旅途愉快吗？