Conservation of electricity
[电] 电量守恒
🧩 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
But how do you plan to do that?
但你预备怎么做呢？
A man apt to promise is apt to forget.
轻诺者易忘。
Mr. Jones is with his family.
琼斯先生同他的家人在一起。