Diffusion of ions
[电] 离子扩散
🧩 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
What broke up their friendshop?
是什么破坏了他们的友情呢？
Doctors and lawyers are professional people.
医生和律师是专业人员。
Have you cleared your luggage with customs?
你的行李通关了吗？