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
She was hired on the spot by the company.
她当场就被那家公司雇用了。
The fear of ill exceeds the ills we fear.
杞人忧天，庸人自扰。
A truly dedicated bargain hunter must have patience, and above all, the ability to recognize the worth of something when he sees it.
一个到处找便宜的人必须具有耐心，而且最重要的是看到珍品时要有鉴别珍品的能力。