Acidity of petroleum product
[机] 石油产品的酸度
🧩 词语组成解析
acidity
[ə'siditi]
n. 酸性;<化>酸性;<医>胃酸过多;（言词等的）类刻;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
I moonlight as a reporter.
我兼职当记者。
Are there any discount tickets for me?
给我有折扣吗？
I entered the hotel manager's office and sat down.
我走进饭店经理的办公室，坐了下来。