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
Well keep in touch, ok?
保持联络，好吗？
It'll soon go out of mind.
这件事很快会被忘记。
To do this, he must be at least as knowledgeable as the dealer.
要做到这一点，他至少要像古董商一样懂行。