Strength of acid
[机] 酸的强度
🧩 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];
🗣️ 情景例句
to open the building for us on the next four weekends.
在往后四个周末开放那座建筑。
He has a cup.
他有一只杯子。
The bridge has been washed away by the floods.
桥已经被洪水冲走了。