Acidity test
[化] 酸度检定
🧩 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;
🗣️ 情景例句
She is busy now.
她正忙着呢。
It's a dark town.
这是一个黑暗的乡镇。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。