Density of flux
[电] 通量密度
🧩 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];
🗣️ 情景例句
To teach a fish how to swim.
孔子面前读诗书，班门弄斧。
I'm under a lot of pressure.
我的压力很大。
Boy, I'm really glad to hear that.
哇，听了真叫人高兴。