Precipitation naphtha
[化] 沉淀石脑油(测定润滑油沉淀值的汽油溶剂)
🧩 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
n. 石脑油\\n[化] 石脑油; 挥发油; 粗挥发油; 粗汽油
🗣️ 情景例句
He actually took me to meet his foreman.
事实上他带着我去见他的工头。
What's the temperature today?
今天的温度是多少？
Are you doing the football pools, Brain?
布赖恩，你正在下足球赛的赌注吗？