Radioactive precipitation analysis
[化] 放射性沉淀法
🧩 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
But our anniversary isn't until Saturday.
但是要到星期六才是我们结婚周年呀。
Excuse me for that.
对不起我为那件事。
You are walking too fast. I can't keep up with you.
你走得太快，我跟不上。