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
and we should remove them as soon as possible.
我们要尽快把它切除。
How much is this land per acre?
每英亩地要多少钱？
At this time of the morning, the arcade was almost empty.
在早晨的这个时候，拱廊街上几乎空无一人。