Acid precipitation
n. 酸性降水
🧩 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
I'll wait outside.
我到外面等。
Can you afford the expense?
你出得起这笔费用吗？
Together we repeated and repeated words and sentences.
我们一道反反复复地说词语和句子。