Dielectric constant of vacuum
[化] 真空介电常量
🧩 词语组成解析
n. 电介质, 绝缘体\\na. 非传导性的
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
We urgently need to establish our own credit system.
我们期待建立我们自己的信用机制。
Just a minute, please.
请等一下。
When it was eventually brought to shore, it was found to be over thirteen feet long.
当终于把它弄上岸后，人们发现它身长超过了13英尺。