Permittivity of vacuum
[化] 真空电容率; 真空介电常量
🧩 词语组成解析
n. 介电常数, 电容率\\n[化] 电容率; 介电常数
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
It's a deal!
就这么约定！
Who serves everybody gets thanks from nobody.
人人都侍候，个个不见好。
Thank you very much. It was nice to meet you.
非常感谢。见到你真高兴。