Conservation of momentum
[化] 动量守恒
🧩 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
Yes, of course.
是的， 当然。
I had the luck of finding a good job.
我幸运地找到一个好工作。
It doesn't matter! Jim, do you remember we went to work on a farm last October?
没关系！吉姆，你还记得我们去年10月份去一个农场劳动的事吗？