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
Hi, John, what's going on?
嗨，约翰，你都在做些什么事啊？
I would rather go today than tomorrow.
我宁愿今天去，而不愿明天去。
Is this the right bus for the Capital Library?
这辆车到首都图书馆吗？