Activity of h ion
[机] 氢离子活度
🧩 词语组成解析
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];
ion
['aiən]
n. <物>离子;
🗣️ 情景例句
What's Harry doing tonight?
Harry，今晚做什么？
It was a terrible experience,and I won't forget it.
它是可怕的经验，我不会忘记它。
What was the problem with this method?
这种方法有什么毛病吗？