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
Our boss expects us to eat, drink and sleep our job.
我们老板恨不得我们把工作当饭吃，当水喝，当觉睡。
That's a good idea.
好主意。
Now, this is the chemistry lab. Have you been in this lab before?
好啦，这是化学实验室。你们以前到过这个实验室吗？