Conservation of charge
电荷守恒
🧩 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
What a pleasant surprise running into you.
碰见你真是太棒了！
To a crazy ship all winds are contrary.
对于一只漫无目标的船来说，不论什么方向的风都是逆风。
and should not be put in drinks unless it is known to be safe.
只有知道冰块安全时才能加入饮料。