Collision of ions
[电] 离子碰撞
🧩 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];
n. 离子（ion复数）
🗣️ 情景例句
We'll come upstairs and get you in a little while.
我们待会儿就上楼来带你下去。
Could you give her a message, please?
请问你能不能带个口信给她？
However, I am very determined.
然而，我已经下定决心了。