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
And I'll bet
我敢打赌
The moon is not seen where the sun shines.
小巫见大巫。
But as they soon discovered, disguises can sometimes be too perfect.
但他们很快就发觉，化装的效果有时过分完美了。