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
Could you slice the tomatoes for me, please?
请帮我把西红柿切成薄片好吗？
Your history paper is due.
你的历史课作业该缴了。
What about your sister Kate? You didn't come together, did you?
你的妹妹凯特呢？你们不是一起进校的，对不对？