Permeability of vacuum
[化] 真空磁导率
🧩 词语组成解析
n. 渗透性, 可透性, 磁导率\\n[化] 渗透性; 渗透率
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
But right now, I'm kind of short of cash.
但现在，我手头很紧。
Your account is far from true.
你说的根本不是事实。
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。