Density of magnetic flux
[电] 磁通密度
🧩 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
The scam they were running left many people penniless.
他们的这场骗局让人们分文不剩。
Jack grew timid when he saw the size of the shoes on the front step.
杰克看到了放在玄关的鞋子的尺寸时，甚为吃惊。
You must keep it a secret. You mustn't tell anybody else.
你必须保密，谁都不能讲。