Contamination precipitation
[建] 杂质的沉积
🧩 词语组成解析
contamination
[kənˌtæmi'neiʃən]
n. 污染;弄脏;毒害;玷污;
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
Your address?
你的住址？
How much do I owe you?
我欠你多少钱？
Just a moment and I'll get you your change. (Look at the note.) Goodness me!
请等一下，我就给你找钱。（看了看钞票）哦，我的天哪·