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
The plight of starving people is too awful to think about.
饥民的苦境糟得不可想象。
Does the shop open at 9 am on weekdays?
这家店平日是早上9点开门吗？
What's wrong with you?
你哪里不对劲？